No | Pattern | Freq | Relations |
---|---|---|---|
1 | [conj] it be often [adj] | 86 | |
2 | [conj] it [be] often [adj] | 86 | |
3 | [conj] it [is] often [adj] | 74 | |
4 | [conj] it is often [adj] | 67 | |
5 | [coord] it [be] often [adj] | 33 | |
6 | [conj] it [be] often difficult | 31 | |
7 | that it [be] often [adj] | 30 | |
8 | [that] it [be] often [adj] | 30 | |
9 | that it [be] often [adj] | 30 | |
10 | [subord] it [be] often [adj] | 23 | |
11 | and it [be] often [adj] | 21 | |
12 | and it [be] often [adj] | 21 | |
13 | but it [be] often [adj] | 12 | |
14 | [conj] it was often [adj] | 12 | |
15 | [conj] it [was/were] often [adj] | 12 | |
16 | but it [be] often [adj] | 12 | |
17 | [conj] it [be] often necessary | 7 | |
18 | [conj] it 's often [adj] | 7 | |
19 | [conj] it [be] often possible | 7 | |
20 | [conj] it [be] often useful | 5 |