SN4 ""

No	Pattern	Freq
1	but it be [adj] for	117
2	but it be [adj] for	110
3	but it be [adv] for	52
4	but it be not for	32
5	but it be [not/n't] for	32
6	but it be not for	24
7	but it be [adv] for	20
8	but it be [verb] for	16
9	but it be important for	15
10	but it be important for	15
11	but it be only for	10
12	but it be [noun] for	10
13	but it be [vb pp] for	10
14	but it be only for	10
15	but it be n't for	8
16	but it be [noun sg] for	8
17	but it be essential for	6
18	but it be essential for	6
19	but it be rare for	6
20	but it be rare for	6
21	but it be [v-ing] for	6
22	but it be [adj -er] for	5
23	but it be difficult for	5
24	but it be possible for	5
25	but it be impossible for	5
26	but it be hard for	5
27	but it be easy for	5
28	but it be difficult for	5
29	but it be possible for	5
30	but it be impossible for	5