SN4 ""

No	Pattern	Freq
1	could have [verb] [prep] the [noun]	134
2	could have [verb] [prep] the [noun]	134
3	could have [vb pp] [prep] the [noun]	132
4	could have [verb] [prep] the [noun sg]	100
5	could have [verb] to the [noun]	32
6	could have [verb] in the [noun]	25
7	could have [verb] [prep] the [noun pl]	23
8	could have [verb] from the [noun]	13
9	could have do [prep] the [noun]	12
10	could have gone [prep] the [noun]	11
11	could have done [prep] the [noun]	11
12	could have go [prep] the [noun]	11
13	could have [verb] with the [noun]	10
14	could have come [prep] the [noun]	9
15	could have come [prep] the [noun]	9
16	could have lead [prep] the [noun]	8
17	could have [verb] [prep] the [noun prp]	8
18	could have led [prep] the [noun]	8
19	could have happen [prep] the [noun]	6
20	could have happened [prep] the [noun]	6
21	could have [verb] at the [noun]	6
22	could have [verb] into the [noun]	6
23	could have [verb] on the [noun]	5
24	could have [verb] for the [noun]	5
25	could have get [prep] the [noun]	5
26	could have got [prep] the [noun]	5