SN4 ""

No	Pattern	Freq
1	[adv] [adj] [pers pn] is to [be]	37
2	[Wh adv] [adj] [pers pn] is to [be]	20
3	how [adj] [pers pn] is to [be]	19
4	how [adj] [pers pn] is to [be]	19
5	[adv] [adj] [pers pn] is to [be]	17
6	more [adj] [pers pn] is to [be]	14
7	more [adj] [pers pn] is to [be]	14
8	[adj] [conj] [pers pn] is to [be]	16
9	[adj] [subord] [pers pn] is to [be]	10
10	[adj] [noun] [pers pn] is to [be]	8
11	[adj] if [pers pn] is to [be]	8
12	[adj] if [pers pn] is to [be]	8
13	[adj] [noun sg] [pers pn] is to [be]	6
14	[adj] [pers pn] [verb] is to [be]	10
15	[adj] [pers pn] [vb base] is to [be]	9
16	[adj] [pers pn] is [adj] to [be]	17
17	[adj] [pers pn] is [adj] to [be]	16
18	[adj] [pers pn] is [verb] to [be]	15
19	[adj] [pers pn] is go to [be]	11
20	[adj] [pers pn] is going to [be]	11
21	[adj] [pers pn] is [v-ing] to [be]	11
22	[adj] [pers pn] is likely to [be]	8
23	[adj] [pers pn] is likely to [be]	8
24	[adj] [pers pn] is to [be] [vb pp]	18
25	[adj] [pers pn] is to [be] [verb]	18
26	[adj] [pers pn] is to [be] [adj]	16
27	[adj] [pers pn] is to [be] [adj]	16
28	[adj] [pers pn] is to [be] [art]	5
29	[adj] [pers pn] is to [be] [art]	5