SN4 ""

No	Pattern	Freq
1	it [verb] the [adj] effect	34
2	it [verb] the [adj] effect	32
3	it have the [adj] effect	27
4	it [verb] the [adj] effect	23
5	it [vb past] the [adj] effect	19
6	it had the [adj] effect	18
7	it [vb -s] the [adj] effect	14
8	it [verb] the same effect	11
9	it [verb] the [det] effect	11
10	it [verb] the same effect	11
11	it has the [adj] effect	8
12	it [verb] the opposite effect	7
13	it [verb] the opposite effect	7
14	it [verb] the desired effect	6
15	it [verb] the desired effect	6