SN4 ""

No	Pattern	Freq
1	it [is] the [adj]	2526
2	it is the [adj]	1339
3	it 's the [adj]	1187
4	it [is] the only	509
5	it [is] the other	87
6	it [is] the right	73
7	it [is] the wrong	56
8	it [is] the old	53
9	it [is] the main	40
10	it [is] the perfect	32
11	it [is] the new	29
12	it [is] the very	26
13	it [is] the whole	23
14	it [is] the little	22
15	it [is] the real	22
16	it [is] the ultimate	21
17	it [is] the usual	21
18	it [is] the big	20
19	it [is] the ideal	17
20	it [is] the normal	15
21	it [is] the british	15
22	it [is] the poor	14
23	it [is] the major	13
24	it [is] the local	13
25	it [is] the final	12
26	it [is] the labour	10
27	it [is] the actual	10
28	it [is] the small	10
29	it [is] the natural	10
30	it [is] the social	10