SN4 ""

No	Pattern	Freq
1	[conj] [modal v] therefore	357
2	[conj] [vb mod] therefore	357
3	[coord] [modal v] therefore	356
4	and [modal v] therefore	356
5	and [modal v] therefore	356
6	[conj] can therefore	73
7	[conj] can therefore	73
8	[conj] will therefore	56
9	[conj] will therefore	56
10	[conj] would therefore	52
11	[conj] would therefore	52
12	[conj] should therefore	48
13	[conj] should therefore	48
14	[conj] must therefore	44
15	[conj] must therefore	44
16	[conj] may therefore	42
17	[conj] may therefore	42
18	[conj] could therefore	28
19	[conj] could therefore	28
20	[conj] might therefore	10
21	[conj] might therefore	10