SN4 ""

No	Pattern	Freq
1	[noun] [be] the basis for	31
2	[pron] [be] the basis for	27
3	[noun sg] [be] the basis for	25
4	[modal v] [be] the basis for	18
5	[vb mod] [be] the basis for	18
6	[Wh det] [be] the basis for	17
7	[adj] [be] the basis for	14
8	which [be] the basis for	11
9	[det] [be] the basis for	11
10	which [be] the basis for	11
11	[pers pn] [be] the basis for	10
12	it [be] the basis for	7
13	it [be] the basis for	7
14	could [be] the basis for	6
15	this [be] the basis for	6
16	could [be] the basis for	6
17	[adv] [be] the basis for	6
18	[adv] [be] the basis for	6
19	what [be] the basis for	6
20	[verb] [be] the basis for	6
21	[conj] [be] the basis for	6
22	this [be] the basis for	6
23	what [be] the basis for	6
24	[noun pl] [be] the basis for	5
25	have [be] the basis for	5
26	[be] [verb] the basis for	10
27	[be] [to-vb] the basis for	8
28	[be] [adv] the basis for	8
29	[be] provide the basis for	6
30	[be] [adv] the basis for	6