| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [prep] a long time | 25 |
|
| 2 | [been] [prep] a long time | 25 |
|
| 3 | [been] for a long time | 22 |
|
| 4 | [been] for a long time | 22 |
|
