verb
BAD : We had to request for more help.
GOOD : We had to request more help.
◆◆◆
request sth (WITHOUT for ): 'The pilot requested permission to land, but this was refused.'
Compare: 'Our request for more help was turned down.' (noun + for )
verb
BAD : We had to request for more help.
GOOD : We had to request more help.
◆◆◆
request sth (WITHOUT for ): 'The pilot requested permission to land, but this was refused.'
Compare: 'Our request for more help was turned down.' (noun + for )
Longman Common Errors English vocabulary. Английский словарь распространенных ошибок Longman. 2012