SN4 ""

No	Pattern	Freq
1	are two [noun] of [noun]	223
2	are two [noun pl] of [noun]	222
3	are two [noun] of [noun sg]	157
4	are two types of [noun]	72
5	are two type of [noun]	72
6	are two [noun] of [noun pl]	52
7	are two kinds of [noun]	20
8	are two kind of [noun]	20
9	are two sorts of [noun]	19
10	are two sort of [noun]	19
11	are two classes of [noun]	10
12	are two set of [noun]	10
13	are two class of [noun]	10
14	are two sets of [noun]	10
15	are two [noun] of thought	9
16	are two [noun] of [noun prp]	9
17	are two schools of [noun]	9
18	are two [noun] of thought	9
19	are two school of [noun]	9
20	are two form of [noun]	7
21	are two forms of [noun]	7
22	are two [noun] of justification	7
23	are two [noun] of justification	7
24	are two groups of [noun]	6
25	are two group of [noun]	6
26	are two [noun] of [n mass]	5