SN4 ""

No	Pattern	Freq
1	have had [art] [adj] effect	163
2	have have [art] [adj] effect	163
3	have have [art] [adj] effect	157
4	have have a [adj] effect	124
5	has have [art] [adj] effect	69
6	have have [art] [adj] effect	30
7	have have [art] [adj] effect	25
8	to have have [art] [adj] effect	20
9	have have [art] profound effect	18
10	have have [art] profound effect	18
11	have have an [adj] effect	17
12	have have the [adj] effect	15
13	had have [art] [adj] effect	13
14	have have [art] positive effect	8
15	have have no [adj] effect	8
16	have have [art] positive effect	8
17	have have [art] beneficial effect	7
18	have have [art] dramatic effect	7
19	have have [art] adverse effect	7
20	have have [art] adverse effect	7
21	have have [art] dramatic effect	7
22	have have [art] beneficial effect	7
23	's have [art] [adj] effect	7
24	have have [art] [det] effect	6
25	have have [art] devastating effect	5
26	have have [art] significant effect	5
27	have have [art] significant effect	5
28	have have [art] devastating effect	5
29	have have [art] disastrous effect	5
30	have have [art] disastrous effect	5