to discover;  to find (e.g. an error in a book);  to locate;  to find (e.g. something missing);  to be used to seeing;  to be familiar with
 adds force or indicates command
 certain;  sure;  doubtless;  I have no doubt;  You can depend on it;  It's a safe bet
 indicates sentence topic;  indicates contrast with another option (stated or unstated);  adds emphasis
 to be able (in a position) to do;  to be up to the task;  to be ready;  to be completed;  to be made;  to be built;  to be good at
 artificial intelligence;  AI
 at (place, time);  in;  to (direction, state);  toward;  for (purpose);  because of (reason);  for
 invasion;  incursion;  raid;  aggression;  intrusion;  trespass
 to open (a door, etc.);  to unwrap (e.g. parcel, package);  to open (for business, etc.);  to empty;  to remove;  to move out;  to clear out
 key;  lock;  key (to a problem);  clue
 nonexistent;  not being (there);  unowned;  not had;  unique;  not;  impossible
 indicates direct object of action;  indicates subject of causative expression;  indicates an area traversed;  indicates time (period) over which action takes place;  indicates point of departure or separation of action;  indicates object of desire, like, hate, etc.
 unlimited;  unrestricted;  limitless
 as (i.e. in the role of);  for (i.e. from the viewpoint of);  apart from... (used to change the topic);  even (e.g. "not even a single person");  thinking that...;  trying to...
 registration;  accession;  register;  entry;  record
 I, myself;  one-self;  by one-self;  even I;  even one
 to believe;  to believe in;  to place trust in;  to confide in;  to have faith in
 like;  similar to;  (I) think (that);  (I) have a feeling (that);  feels like;  feels similar to
 it is assuredly that ...;  can say with confidence that ...;  did not ...
 yes;  that is correct;  understood;  I see;  present;  here;  pardon?
 to master (a skill);  proprietor;  manager;  leader;  chief;  master (of arts, science, etc.);  master (recording)
 the world;  society;  sphere;  circle;  world-renowned;  world-famous
 to change;  to alter;  to transform;  to reform;  to revise;  to amend
 the present;  present time;  as of;  present tense;  this world;  this life
 person;  someone;  human beings;  mankind;  human (Homo sapiens);  (other) people;  others
 indicates sentence subject (occasionally object);  indicates possessive (esp. in literary expressions);  but;  however;  regardless of;  whether (or not)
 to live;  to exist;  to make a living;  to subsist;  to be in effect;  to be in use
 good;  advantage;  sake;  purpose;  consequence;  result
 necessary;  needed;  essential;  necessity;  need;  requirement
 indicates possessive;  nominalizes verbs and adjectives;  substitutes for "ga" in subordinate phrases;  (at sentence-end, falling tone) indicates a confident conclusion;  (at sentence-end) indicates emotional emphasis;  (at sentence-end, rising tone) indicates question
 majority;  more than half;  most (of);  mostly;  largely;  mainly
 by means of;  due to;  because of;  according to
 optimization;  optimisation
 electricity;  (electric) light
 water supply;  water service;  channel;  strait;  water course;  waterway
 gas (state of matter, e.g. poison gas, natural gas);  gasoline;  gas;  dense fog;  thick fog;  gas stove
 control;  management (e.g. of a business)
 government office;  public office