Rosyjski ⇄ Angielski Esperanto Japoński Niemiecki Portugalski Turecki

оказаться безуспешным akcenty
posp.	prove to be unsuccessful (goroshko); turn out to be unsuccessful; prove unsuccessful
ekon.	be defeated (A.Rezvov)
makar.	meet with failure
mat.	fail; end in failure; prove a failure
nief.	get back to square one (ситуация Val_Ships)