No | Pattern | Freq | Relations |
---|---|---|---|
1 | [modal v] have [been] [det] | 361 | |
2 | [vb mod] have [been] [det] | 361 | |
3 | could have [been] [adj] | 346 | |
4 | could [vb infin] [been] [det] | 63 | |
5 | could [verb] [been] [det] | 63 | |
6 | could have [been] [det] | 63 | |
7 | could have [be] [det] | 62 | |
8 | could have [been] [det] | 62 |