| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been [verb] for | 272 |
|
| 2 | 've been [v-ing] for | 222 |
|
| 3 | [verb] been trying for | 40 |
|
| 4 | have been trying for | 40 |
|
| 5 | 've been trying [prep] | 16 |
|
| 6 | 've been trying [prep] | 16 |
|
| 7 | [vb base] been trying for | 12 |
|
| 8 | 've [been] trying for | 7 |
|
| 9 | 've be trying for | 7 |
|
| 10 | 've [be] trying for | 7 |
|
| 11 | 've been trying for | 7 |
|
| 12 | 've been try for | 7 |
|
