SN4 ""

No	Pattern	Freq
1	studies [prep] the [noun] of	254
2	studies [prep] the [noun sg] of	204
3	studies of the [noun] of	116
4	studies of the [noun] of	116
5	studies on the [noun] of	50
6	studies on the [noun] of	50
7	studies [prep] the [noun pl] of	48
8	studies in the [noun] of	35
9	studies in the [noun] of	35
10	studies [prep] the effect of	32
11	studies [prep] the university of	29
12	studies [prep] the university of	29
13	studies at the [noun] of	23
14	studies at the [noun] of	23
15	studies [prep] the effects of	18
16	studies [prep] the effect of	14
17	studies [prep] the impact of	9
18	studies [prep] the impact of	8
19	studies [prep] the sociology of	7
20	studies [prep] the sociology of	7
21	studies into the [noun] of	7
22	studies into the [noun] of	7
23	studies [prep] the use of	6
24	studies [prep] the use of	6
25	studies [prep] the cost of	5
26	studies [prep] the distribution of	5
27	studies [prep] the distribution of	5