SN4 ""

No	Pattern	Freq
1	[verb] is [prep] [noun sg]	158
2	[vb pp] is [prep] [noun]	74
3	[verb] is in [noun]	70
4	[vb base] is [prep] [noun]	59
5	[verb] is [prep] [noun pl]	37
6	[verb] is [prep] [noun prp]	35
7	[vb -s] is [prep] [noun]	32
8	[v-ing] is [prep] [noun]	26
9	[verb] is for [noun]	25
10	[to-vb] is [prep] [noun]	25
11	[verb] is of [noun]	23
12	[verb] is at [noun]	19
13	[vb infin] is [prep] [noun]	17
14	[verb] is by [noun]	14
15	[verb] is to [noun]	12
16	say is [prep] [noun]	11
17	want is [prep] [noun]	11
18	[verb] is [prep] fact	10
19	have is [prep] [noun]	10
20	[verb] is [prep] fact	10
21	[verb] is from [noun]	9
22	do is [prep] [noun]	9
23	[verb] is on [noun]	9
24	[verb] is through [noun]	8
25	[verb] is [prep] [n mass]	8
26	want is [prep] [noun]	8
27	[verb] is [prep] course	7
28	[verb] is [prep] course	7
29	happen is [prep] [noun]	7
30	[verb] is under [noun]	6