| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've be [v-ing] for a long | 6 |
|
| 2 | 've been [v-ing] [prep] a long | 6 |
|
| 3 | 've be [v-ing] for a long | 6 |
|
| 4 | 've be [v-ing] [prep] a long | 6 |
|
