SN4 ""

No	Pattern	Freq
1	but it is [adv] [verb]	265
2	but it is [adv] [verb]	265
3	but it is [adv] [vb pp]	208
4	but it is [adv] [verb]	200
5	but it is not [verb]	65
6	but it is [not/n't] [verb]	65
7	but it is not [verb]	54
8	but it is [adv] [v-ing]	48
9	but it is also [verb]	35
10	but it is also [verb]	35
11	but it is now [verb]	29
12	but it is now [verb]	29
13	but it is [adv] known	27
14	but it is [adv] know	27
15	but it is generally [verb]	13
16	but it is generally [verb]	13
17	but it is n't [verb]	11
18	but it is still [verb]	11
19	but it is still [verb]	11
20	but it is [adv] going	10
21	but it is [adv] go	10
22	but it is often [verb]	10
23	but it is [adv] use	10
24	but it is often [verb]	10
25	but it is [adv] used	10
26	but it is [adv] accepted	8
27	but it is [adv] accept	8
28	but it is well [verb]	8
29	but it is well [verb]	8
30	but it is [adv] agree	6