1927, air force, and 4, ant- 5, art, asw, aviation, bear, black shark, boats, bob, bomber, bombing, by plane, closed, defense, design bureau, designed, destruction, detection, developed by, developer, diving, dpls, enemy, f-16, f15, fa18 hornets, fighter, fighters, first, flanker, from, front, helicopters, hokum a, is the, ka- 50, later on, mass, more, multi-purpose, nicknamed, of 50, one, pak-fa, pavel sukhoi, pawn, pe- 2, pe- 2m, plane, production, removing, russia, russia ., russian air force, russian wings, shock, single, sky, soviet, soviet union, standard, strike eagle, su-27, su-35s, su27, sukhoi, system, the russian air force, the soviet air force ., the world, tu- 142, tupolev, under construction, underwater, very, vm petlyakov, was the, weapon, which is, ww2.