SN4 ""

No	Pattern	Freq
1	[pron] [be] a reason for	27
2	there [be] a reason for	23
3	there [be] a reason for	23
4	[ex0] [be] a reason for	23
5	[vb mod] [be] a reason for	11
6	[modal v] [be] a reason for	11
7	[prep] [be] a reason for	9
8	to [be] a reason for	8
9	[prep] [be] a reason for	8
10	[adv] [be] a reason for	8
11	to [be] a reason for	8
12	[noun] [be] a reason for	7
13	[noun sg] [be] a reason for	6
14	[not/n't] [be] a reason for	5
15	not [be] a reason for	5
16	[be] [adv] a reason for	19
17	[be] [adv] a reason for	10
18	[be] [not/n't] a reason for	9
19	[be] not a reason for	9
20	[be] not a reason for	9
21	[be] a [adj] reason for	96
22	[be] a [adj] reason for	88
23	[be] a good reason for	31
24	[be] a good reason for	31
25	[be] a major reason for	15
26	[be] a major reason for	15
27	[be] a [adj -er] reason for	7
28	[be] a further reason for	6
29	[be] a key reason for	6
30	[be] a far reason for	6