SN4 ""

No	Pattern	Freq
1	[vb mod] have a [adj] effect	314
2	[modal v] have a [adj] effect	314
3	can have a [adj] effect	85
4	can have a [adj] effect	85
5	will have a [adj] effect	68
6	will have a [adj] effect	68
7	would have a [adj] effect	57
8	would have a [adj] effect	57
9	[adv] have a [adj] effect	53
10	could have a [adj] effect	49
11	could have a [adj] effect	49
12	may have a [adj] effect	37
13	may have a [adj] effect	37
14	[adv] have a [adj] effect	33
15	not have a [adj] effect	20
16	[not/n't] have a [adj] effect	20
17	not have a [adj] effect	17
18	also have a [adj] effect	14
19	also have a [adj] effect	14
20	do have a [adj] effect	11
21	[verb] have a [adj] effect	11
22	might have a [adj] effect	7
23	might have a [adj] effect	7
24	should have a [adj] effect	6
25	did have a [adj] effect	6
26	should have a [adj] effect	6
27	[vb past] have a [adj] effect	6
28	must have a [adj] effect	5
29	must have a [adj] effect	5
30	have [vb pp] a [adj] effect	22