 There were several Portuguese special forces units that were unique to either the Mozambican conflict or the Portuguese Colonial War as a whole : 
 <a href='dey_it' title='1'><mark>There</mark></a> <a href='uninflect' title='2'><mark>were</mark></a> several Portuguese special forces units <a href='null_relcl' title='3'><mark>that</mark></a><a href='uninflect' title='4'><mark>were</mark></a> unique to either the Mozambican conflict or the Portuguese Colonial War as a whole : 
It was several Portuguese special forces units was unique to either the Mozambican conflict or the Portuguese Colonial War as a whole :