| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [verb] [prep] [adj] | 3250 |
|
| 2 | has [been] [v-ing] [prep] [adj] | 244 |
|
| 3 | have [been] happening [prep] [adj] | 14 |
|
| 4 | [verb] [been] happening [prep] [adj] | 14 |
|
| 5 | [vb -s] [been] happening [prep] [adj] | 11 |
|
| 6 | has [be] happening [prep] [adj] | 9 |
|
| 7 | has [been] happening [prep] [adj] | 9 |
|
| 8 | has [been] happen [prep] [adj] | 9 |
|
