SN4 ""

No	Pattern	Freq
1	it [be] always	1522
2	it be always	1522
3	it [is] always	1082
4	it is always	553
5	it 's always	529
6	it [was/were] always	437
7	it [verb] always	434
8	it was always	433
9	it have always	426
10	it [vb -s] always	331
11	it [vb mod] always	225
12	it [modal v] always	225
13	it has always	214
14	it 's always	112
15	it [vb past] always	102
16	it had always	100
17	it will always	85
18	it will always	78
19	it must always	40
20	it must always	40
21	it would always	36
22	it should always	35
23	it should always	35
24	it would always	35
25	it [adv] always	30
26	it [adv] always	27
27	it can always	14
28	it can always	14
29	it nearly always	12
30	it nearly always	12