| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've be [verb] at | 79 |
|
| 2 | 've be working [prep] | 77 |
|
| 3 | 've be [v-ing] at | 69 |
|
| 4 | [verb] be working at | 41 |
|
| 5 | have be working at | 41 |
|
| 6 | [vb base] be working at | 12 |
|
| 7 | 've be work at | 7 |
|
| 8 | 've [be] working at | 7 |
|
