to be (of animate objects);  to exist;  to stay;  to be ...-ing;  to have been ...-ing
 unusual;  unwonted;  uncharacteristic
 junior high school student;  middle school pupil
 detective;  investigator;  sleuth;  detective work;  secret investigation
 defense;  defence;  guard;  policing;  security
 to be hit;  to strike;  to touch;  to be in contact;  to be equivalent to;  to be applicable;  to be right on the money (of a prediction, criticism, etc.)
 many;  numerous;  various;  large number of
 police;  police officer;  police station
 cooperation;  collaboration
 settlement;  solution;  resolution
 present age;  present day;  today;  modern era;  modern times
 one person;  being alone;  being by oneself;  being single;  being unmarried;  by oneself
 going unsolved;  remaining unanswered
 being done for;  giving up;  being in a hopeless situation;  not knowing what to do;  being brought to one's knees; (lit.) throwing up (one's) hands
 event;  affair;  incident;  case;  plot;  trouble
 deductive powers;  reasoning capability;  reasoning skill
 vivid;  bright;  brilliant;  skillful;  skilful;  adept
 to untie;  to unfasten;  to unsew;  to unstitch;  to solve;  to work out;  to dispel (misunderstanding, etc.)
 proof;  evidence;  sign;  to testify (usu. Christian religious context)
 offender;  criminal;  culprit
 arrest;  apprehension;  capture
 for a short while;  for a while;  for some time;  for the time being
 to take command;  to give direction
 should (be);  bound (to be);  nock (of a bow);  nock (of an arrow);  nock-shaped grip (between thumb and forefinger);  wooden frame on the tip of the mast of a Japanese ship that prevents the hawser from falling out
 but (still);  and yet;  nevertheless;  even so;  notwithstanding
 to examine;  to look up;  to investigate;  to check up;  to sense;  to study
 for;  for the sake of;  to one's advantage;  because of;  as a result of
 on purpose;  deliberately;  intentionally
 to take on;  to undertake;  to take over;  to inherit;  to guarantee;  to vouch for
 that;  it;  then;  that point (in time); (arch.)  there; (arch.)  you
 to wait;  to await;  to look forward to;  to depend on;  to need
 to be too late;  to be too slow
 now;  the present time;  just now;  another;  more
 after all;  because;  but;  even;  too;  as well
 to be troubled;  to have difficulty;  to be bothered;  to be inconvenienced;  to be badly off;  to be hard up
 indicates reason or excuse;  indicates dissatisfaction;  indicates desire to be pampered or indulged
 negligence;  carelessness;  inattention;  unpreparedness
 to be found;  to be discovered
 to understand;  to comprehend;  to become clear;  to be known;  I know!;  I think so too!
 door (Western-style, car, etc.)
 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
 softly;  gently;  stealthily;  secretly;  to leave alone;  to leave as it is