SN4 ""

No	Pattern	Freq
1	but the [noun] for	246
2	but the [noun] for	246
3	but the [noun sg] for	192
4	but the [noun pl] for	51
5	but the need for	20
6	but the need for	20
7	but the reason for	18
8	but the demand for	10
9	but the demand for	10
10	but the reason for	10
11	but the reasons for	8
12	but the potential for	7
13	but the potential for	7
14	but the evidence for	6
15	but the evidence for	6
16	but the market for	5
17	but the figure for	5
18	but the market for	5
19	but the search for	5
20	but the responsibility for	5
21	but the implication for	5
22	but the search for	5
23	but the responsibility for	5