| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [v-ing] a | 204 |
|
| 2 | has [been] [v-ing] a | 169 |
|
| 3 | 's [been] [v-ing] a | 35 |
|
| 4 | [vb -s] [been] having a | 17 |
|
| 5 | [vb -s] [been] running a | 11 |
|
| 6 | [vb -s] [been] doing a | 10 |
|
| 7 | [vb -s] [been] fighting a | 8 |
|
| 8 | [vb -s] [been] undergoing a | 6 |
|
| 9 | [vb -s] [been] taking a | 6 |
|
| 10 | [vb -s] [been] making a | 6 |
|
| 11 | [vb -s] [been] playing a | 5 |
|
| 12 | [vb -s] [been] visiting a | 5 |
|
| 13 | [vb -s] [been] getting a | 5 |
|
