SN4 ""

No	Pattern	Freq
1	[verb] therefore to [be]	27
2	[be] therefore to [be]	17
3	be therefore to [be]	17
4	have therefore to [be]	16
5	[is] therefore to [be]	12
6	and therefore to [be]	12
7	is therefore to [be]	12
8	[coord] therefore to [be]	12
9	and therefore to [be]	12
10	[conj] therefore to [be]	12
11	[vb past] therefore to [be]	9
12	[vb -s] therefore to [be]	9
13	had therefore to [be]	8
14	[vb mod] therefore to [be]	8
15	[modal v] therefore to [be]	8
16	ought therefore to [be]	7
17	ought therefore to [be]	7
18	has therefore to [be]	5
19	[vb base] therefore to [be]	5
20	therefore [verb] to [be]	142
21	therefore [vb -s] to [be]	41
22	therefore need to [be]	37
23	therefore have to [be]	35
24	therefore [adj] to [be]	34
25	therefore [adj] to [be]	33
26	therefore [vb infin] to [be]	32
27	therefore [vb pp] to [be]	28
28	therefore [vb base] to [be]	25
29	therefore likely to [be]	23
30	therefore likely to [be]	23