SN4 ""

No	Pattern	Freq
1	good reason	738
2	main reason	379
3	only reason	309
4	other reason	275
5	real reason	209
6	simple reason	148
7	major reason	109
8	particular reason	97
9	apparent reason	93
10	obvious reason	73
11	important reason	69
12	sufficient reason	63
13	very reason	59
14	possible reason	55
15	special reason	47
16	principal reason	42
17	logical reason	39
18	unknown reason	36
19	valid reason	32
20	different reason	30
21	primary reason	29
22	sole reason	28
23	prime reason	27
24	true reason	26
25	fundamental reason	26
26	common reason	26
27	underlying reason	25
28	human reason	25
29	additional reason	23
30	inexplicable reason	22