| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [verb] a long | 8 |
|
| 2 | [vb base] been [v-ing] a long | 7 |
|
| 3 | [vb base] been wait a long | 7 |
|
| 4 | [vb base] been waiting a long | 7 |
|
| 5 | have been [verb] a long | 6 |
|
