SN4 ""

No	Pattern	Freq
1	[noun] is [verb] to be [adj]	494
2	[noun sg] is [verb] to be [adj]	398
3	[pron] is [verb] to be [adj]	222
4	[pers pn] is [verb] to be [adj]	118
5	it is [verb] to be [adj]	88
6	it is [verb] to be [adj]	88
7	[Wh det] is [verb] to be [adj]	69
8	[adj] is [verb] to be [adj]	63
9	[conj] is [verb] to be [adj]	52
10	which is [verb] to be [adj]	48
11	which is [verb] to be [adj]	48
12	[noun prp] is [verb] to be [adj]	47
13	[det] is [verb] to be [adj]	46
14	[coord] is [verb] to be [adj]	42
15	this is [verb] to be [adj]	37
16	this is [verb] to be [adj]	37
17	[noun pl] is [verb] to be [adj]	35
18	and is [verb] to be [adj]	29
19	and is [verb] to be [adj]	29
20	he is [verb] to be [adj]	23
21	he is [verb] to be [adj]	22
22	[verb] is [verb] to be [adj]	20
23	what is [verb] to be [adj]	19
24	what is [verb] to be [adj]	19
25	[indef pn] is [verb] to be [adj]	14
26	but is [verb] to be [adj]	11
27	but is [verb] to be [adj]	11
28	there is [verb] to be [adj]	10
29	[ex0] is [verb] to be [adj]	10
30	there is [verb] to be [adj]	10