chase;  pursuit;  tracking;  following up;  tracing
 to continue;  to keep up;  to keep on
 to be (animate);  to be;  to be ..ing;  to (have the audacity to) do
 now;  the present time;  just now;  another;  more
 if;  when;  and;  with;  used for quoting (thoughts, speech, etc.);  promoted pawn;  indicates a question
 cease-fire;  truce;  armistice
 patrolling (esp. using ships or aircraft)
 correspondence;  communication;  transmission;  news;  signal;  telecommunications
 time;  hour;  period;  class
 at;  in;  at;  when;  by;  with;  and then
 hour;  o'clock;  (specified) time;  when ...;  during ...
 state;  condition;  situation;  appearance;  circumstances
 to enter;  to go into;  to break into;  to join;  to enroll;  to contain;  to hold
 opponent;  rival;  adversary;  menace;  danger;  threat
 one machine;  one aircraft;  one life
 chance;  opportunity;  machine;  aircraft;  counter for aircraft;  counter for (remaining) lives
 attack;  assault;  raid;  criticism;  censure;  denunciation
 how long;  how far;  how much
 it is assuredly that ...;  can say with confidence that ...;  did not ...
 war potential;  military strength;  fighting power;  ability (to compete);  capabilities;  valuable asset
 unclear;  obscure;  unknown;  unidentified;  ignorance;  lack of wisdom
 this;  last (couple of years, etc.);  these;  you (as in "you liar")
 good;  advantage;  sake;  purpose;  consequence;  result
 to lose;  to miss (a change, opportunity);  to lose (a loved one);  to be bereaved of;  to concede (goals, points, etc.)
 interception;  monitoring;  tapping
 that;  it;  then;  that point (in time); (arch.)  there; (arch.)  you
 to send (a thing);  to dispatch;  to take or escort (a person somewhere);  to see off (a person);  to bid farewell (to the departed);  to bury;  to spend (time)
 now (when it is already much too late);  at this stage;  afresh;  anew;  again
 suspension;  stoppage;  discontinuance;  interruption
 thing;  matter;  incident;  occurrence;  circumstances;  situation;  work
 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
 capture;  seizure;  military capture of a foreign vessel;  making a prize of
 what kind of;  what sort of;  what;  no matter what (kind of);  whatever;  any
 to have been decided (so) that;  to have been arranged (so) that;  to be the result (of);  to be the outcome;  to be the reason (for)
 consideration;  guess;  conjecture;  judgment;  judgement
 to be lucky;  to be in luck;  to be attached;  to have;  to be included
 be supposed or expected to (do);  be sure to (do);  ought to (do)
 from (e.g. time, place, numerical quantity);  since;  from (originator);  by;  because;  since;  out of (constituent, part)