SN4 ""

No	Pattern	Freq
1	[modal v] [vb infin] [det] is [prep]	11
2	[vb mod] [vb infin] [det] is [prep]	11
3	[not/n't] [vb infin] [det] is [prep]	8
4	not [vb infin] [det] is [prep]	8
5	[adv] [vb infin] [det] is [prep]	8
6	can [vb infin] [det] is [prep]	7
7	can [vb infin] [det] is [prep]	7
8	n't [vb infin] [det] is [prep]	6
9	[vb infin] [pron] [det] is [prep]	8
10	[vb infin] [conj] [det] is [prep]	7
11	[vb infin] [Wh adv] [det] is [prep]	7
12	[vb infin] [Wh det] [det] is [prep]	7
13	[vb infin] what [det] is [prep]	7
14	[vb infin] [adv] [det] is [prep]	7
15	[vb infin] what [det] is [prep]	7
16	[vb infin] [det] [noun] is [prep]	17
17	[vb infin] [det] [noun sg] is [prep]	16
18	[vb infin] [det] is [verb] [prep]	10
19	[vb infin] [det] is [adj] [prep]	7
20	[vb infin] [det] is [adj] [prep]	7
21	[vb infin] [det] is [v-ing] [prep]	6
22	[vb infin] [det] is go [prep]	5
23	[vb infin] [det] is going [prep]	5
24	[vb infin] [det] is [prep] [v-ing]	8
25	[vb infin] [det] is [prep] [verb]	8
26	[vb infin] [det] is [prep] [art]	5
27	[vb infin] [det] is [prep] [art]	5