(for something) to have occurred; to have done (something); (for something) to happen on occasion
then; and then; and; if so; because then; if that's the case
perhaps; likely; probably; I dare say
sometime; someday; one day; some time or other; the other day; in due course
somewhere; anywhere; in some respects
wartime fire; war; wartime destruction; horrors of war
to mix; to combine; to exchange (words, fire, etc.); to cross (e.g. swords); to join together
(not) ever; (not) by any means; (not) in the least; (not) in any way; (not) at all
there is no need to ...; never happens; there is never a time when
may; might; perhaps; may be; possibly
to become known; to come to light; to be known; to be understood; to clearly not amount to much; to be insignificant
walking; pace; step; course (of history, one's life, etc.); history; pitch (of a screw, etc.)
to make; to produce; to prepare (food); to brew (alcohol); to raise; to grow; to till
present age; present day; today; modern era; modern times
around the world; throughout the world
to leave (behind); to leave (undone); to not finish; to save; to set aside; to leave (to someone, esp. after one's death)
be supposed or expected to (do); be sure to (do); ought to (do)