SN4 ""

No	Pattern	Freq
1	[verb] is [adv] [adj]	1102
2	[verb] is [adv] [adj]	1022
3	[vb pp] is [adv] [adj]	402
4	[vb base] is [adv] [adj]	320
5	[verb] is [not/n't] [adj]	232
6	[verb] is not [adj]	232
7	[v-ing] is [adv] [adj]	209
8	[verb] is not [adj]	199
9	[vb -s] is [adv] [adj]	135
10	[to-vb] is [adv] [adj]	123
11	[verb] is very [adj]	119
12	[verb] is very [adj]	119
13	[verb] is [adv] [det]	98
14	think is [adv] [adj]	91
15	[verb] is [adv] important	76
16	[verb] is [adv] important	76
17	[vb infin] is [adv] [adj]	74
18	think is [adv] [adj]	73
19	do is [adv] [adj]	63
20	[verb] is more [adj]	61
21	[verb] is more [adj]	61
22	[verb] is quite [adj]	57
23	[verb] is quite [adj]	57
24	[verb] is [adv] [num]	51
25	say is [adv] [adj]	51
26	[verb] is [adv] [adj -er]	42
27	[verb] is [Wh adv] [adj]	42
28	[verb] is too [adj]	41
29	[verb] is too [adj]	41
30	[verb] is as [adj]	39