SN4 ""

No	Pattern	Freq
1	[conj] it have a [adj] effect	13
2	[coord] it have a [adj] effect	8
3	it [vb mod] have a [adj] effect	29
4	it [modal v] have a [adj] effect	29
5	it would have a [adj] effect	11
6	it would have a [adj] effect	11
7	it [verb] have a [adj] effect	8
8	it [adv] have a [adj] effect	7
9	it [vb -s] have a [adj] effect	7
10	it [adv] have a [adj] effect	7
11	it will have a [adj] effect	6
12	it could have a [adj] effect	6
13	it will have a [adj] effect	6
14	it could have a [adj] effect	6
15	it also have a [adj] effect	5
16	it have have a [adj] effect	5
17	it also have a [adj] effect	5
18	it have [verb] a [adj] effect	5
19	it have have a [adj] effect	5
20	it have [vb pp] a [adj] effect	5
21	it have had a [adj] effect	5
22	it have a [adv] [adj] effect	7
23	it have a [adv] [adj] effect	7
24	it have a [adj] effect [prep]	22
25	it have a [adj] effect [prep]	22
26	it have a [adj] effect on	17
27	it have a [adj] effect on	17
28	it have a [adj] effect upon	5
29	it have a [adj] effect upon	5