SN4 ""

No	Pattern	Freq
1	[conj] [det] is [vb pp] to [be]	37
2	[subord] [det] is [vb pp] to [be]	19
3	[coord] [det] is [vb pp] to [be]	15
4	if [det] is [vb pp] to [be]	9
5	if [det] is [vb pp] to [be]	9
6	and [det] is [vb pp] to [be]	8
7	and [det] is [vb pp] to [be]	8
8	[art] [det] is [vb pp] to [be]	6
9	but [det] is [vb pp] to [be]	6
10	the [det] is [vb pp] to [be]	6
11	the [det] is [vb pp] to [be]	6
12	but [det] is [vb pp] to [be]	6
13	[art] [det] is [vb pp] to [be]	6
14	[adj] [det] is [vb pp] to [be]	5
15	[det] [noun] is [vb pp] to [be]	104
16	[det] [noun sg] is [vb pp] to [be]	93
17	[det] [pron] is [vb pp] to [be]	10
18	[det] [noun pl] is [vb pp] to [be]	9
19	[det] [Wh det] is [vb pp] to [be]	7
20	[det] which is [vb pp] to [be]	5
21	[det] which is [vb pp] to [be]	5
22	[det] year is [vb pp] to [be]	5
23	[det] year is [vb pp] to [be]	5
24	[det] is [adv] [vb pp] to [be]	41
25	[det] is [adv] [vb pp] to [be]	23
26	[det] is [not/n't] [vb pp] to [be]	18
27	[det] is not [vb pp] to [be]	18
28	[det] is not [vb pp] to [be]	15
29	[det] is generally [vb pp] to [be]	5
30	[det] is generally [vb pp] to [be]	5