SN4 ""

No	Pattern	Freq
1	[noun] but [pers pn] be to	6
2	but [conj] [pers pn] be to	10
3	but [subord] [pers pn] be to	10
4	but if [pers pn] be to	9
5	but if [pers pn] be to	9
6	but [pers pn] have be to	5
7	but [pers pn] [verb] be to	5
8	but [pers pn] be [verb] to	260
9	but [pers pn] be [adj] to	260
10	but [pers pn] be [adj] to	249
11	but [pers pn] be [vb pp] to	151
12	but [pers pn] be [adv] to	133
13	but [pers pn] be [v-ing] to	107
14	but [pers pn] be go to	61
15	but [pers pn] be going to	60
16	but [pers pn] be not to	59
17	but [pers pn] be [not/n't] to	59
18	but [pers pn] be [adv prt] to	45
19	but [pers pn] be not to	43
20	but [pers pn] be up to	35
21	but [pers pn] be up to	35
22	but [pers pn] be [adv] to	29
23	but [pers pn] be likely to	22
24	but [pers pn] be likely to	22
25	but [pers pn] be n't to	16
26	but [pers pn] be important to	14
27	but [pers pn] be good to	14
28	but [pers pn] be important to	14
29	but [pers pn] be believed to	13
30	but [pers pn] be believe to	13