SN4 ""

No	Pattern	Freq
1	[noun] unless it is [verb]	53
2	[noun sg] unless it is [verb]	42
3	[verb] unless it is [verb]	15
4	[adj] unless it is [verb]	13
5	[adj] unless it is [verb]	11
6	[noun pl] unless it is [verb]	9
7	[conj] unless it is [verb]	8
8	[vb pp] unless it is [verb]	7
9	[vb infin] unless it is [verb]	5
10	unless it is [adj] [verb]	21
11	unless it is [adv] [verb]	20
12	unless it is [adv] [verb]	20
13	unless it is [adj] [verb]	18
14	unless it is [verb] [verb]	9
15	unless it is [vb pp] [verb]	9
16	unless it is [verb] [prep]	58
17	unless it is [verb] [prep]	58
18	unless it is [verb] [conj]	19
19	unless it is [verb] by	18
20	unless it is [verb] by	18
21	unless it is [verb] [adv]	13
22	unless it is [verb] that	12
23	unless it is [verb] [that]	12
24	unless it is [verb] that	12
25	unless it is [verb] in	11
26	unless it is [verb] in	11
27	unless it is [verb] [verb]	9
28	unless it is [verb] [adv]	8
29	unless it is [verb] [to-vb]	7
30	unless it is [verb] to	7