SN4 ""

No	Pattern	Freq
1	it was [adj] for [noun pl]	93
2	it was [adj] for [noun pl]	91
3	it was possible for [noun pl]	14
4	it was possible for [noun pl]	14
5	it was common for [noun pl]	10
6	it was common for [noun pl]	10
7	it was normal for [noun pl]	7
8	it was normal for [noun pl]	7
9	it was difficult for [noun pl]	7
10	it was difficult for [noun pl]	7
11	it was easy for [noun pl]	7
12	it was easy for [noun pl]	5
13	it was necessary for [noun pl]	5
14	it was [adj] for children	5
15	it was [adj] for women	5
16	it was necessary for [noun pl]	5