SN4 ""

No	Pattern	Freq
1	[conj] [adv] you could have	12
2	[coord] [adv] you could have	7
3	[adv] [adv] you could have	6
4	and [adv] you could have	5
5	and [adv] you could have	5
6	[adv] [adv] you could have	5
7	[adv] [conj] you could have	13
8	[adv] [subord] you could have	8
9	[adv] [adj] you could have	6
10	[adv] if you could have	5
11	[adv] [adj] you could have	5
12	[adv] that you could have	5
13	[adv] if you could have	5
14	[adv] [that] you could have	5
15	[adv] [adv] you could have	5
16	[adv] [adv] you could have	5
17	[adv] that you could have	5
18	[adv] you could [adv] have	11
19	[adv] you could [not/n't] have	7
20	[adv] you could not have	7
21	[adv] you could n't have	6
22	[adv] you could have [verb]	33
23	[adv] you could have [vb pp]	33
24	[adv] you could have [art]	11
25	[adv] you could have [art]	11
26	[adv] you could have a	11
27	[adv] you could have a	11
28	[adv] you could have [adj]	11
29	[adv] you could have [pron]	6
30	[adv] you could have [det]	5