No | Pattern | Freq | Relations |
---|---|---|---|
1 | [modal v] have [been] [prep] | 1243 | |
2 | [vb mod] have [been] [prep] | 1243 | |
3 | could have [been] [prep] | 99 | |
4 | could have [be] [prep] | 99 | |
5 | could have [been] [prep] | 99 | |
6 | could have [been] [prep] | 99 | |
7 | could [vb infin] [been] [prep] | 99 | |
8 | could [verb] [been] [prep] | 99 |