query: have difficulty finding
output: 3
have difficulty finding	30918
have difficulty in finding	4636
to have difficulty finding	1174
query: angry at me
output: 2
angry with me	60929
angry at me	24354
query: pleased at me
output: 3
pleased me	40402
pleased with me	10015
pleased for me	1067
query: worry for cancer
output: 1
worry about cancer	2120