it would appear the americans actually gave no training at all.
the two main arab groups involved in the conflict from the outset, one sunni, the other shiite, received actual training in the islamic republic of pakistan and the islamic republic of iran respectively.
of course the default knee-jerk mantra of adherents to the same faith of the above republics is "well, america trained bin laden" which in fact is totally false but fits the prescribed narrative.
many nations, including the united states, provided funding - but again, the prescribed narrative requires blaming the great satan . . . . . . .or the jews, for everything possible