brainstorm like: brains → →
the brains (of something), mind ☊ 
bộ óc ☊ the brains of an operation ☊ bộ óc của chiến dịch ☊ cudgel one’s brains long and hard ☊ nặn óc ☊ You need brains as well as brawn (= intelligence as well as strength) to do this job. ☊ brain ☊