| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [v-ing] since [adj] | 23 |
|
| 2 | has been [v-ing] since [adj] | 22 |
|
| 3 | [vb -s] been [v-ing] since [num] | 20 |
|
| 4 | [vb -s] been running since [adj] | 5 |
|
