No | Pattern | Freq | Relations |
---|---|---|---|
1 | has [been] [verb] on a | 104 | |
2 | has [been] [v-ing] [prep] a | 94 | |
3 | [verb] [been] [v-ing] on a | 51 | |
4 | have [been] [v-ing] on a | 51 | |
5 | has [been] [v-ing] on [art] | 42 | |
6 | has [been] [v-ing] on [art] | 42 | |
7 | [vb -s] [been] [v-ing] on a | 16 | |
8 | has [been] [v-ing] on a | 11 | |
9 | has [be] [v-ing] on a | 10 |