| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been doing [adv] for | 13 |
|
| 2 | [been] doing [adv] for | 13 |
|
| 3 | [been] doing [adv] for | 13 |
|
| 4 | [been] doing so for | 8 |
|
| 5 | [been] doing so for | 8 |
|
