| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have [been] [verb] | 3466 |
|
| 2 | they have [been] [v-ing] | 907 |
|
| 3 | [pron] have [been] playing | 162 |
|
| 4 | they [verb] [been] playing | 11 |
|
| 5 | they have [be] playing | 11 |
|
| 6 | they have [been] play | 11 |
|
