| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] for [pron] | 79 |
|
| 2 | they [vb base] been [v-ing] [pron] | 61 |
|
| 3 | they [vb base] been [v-ing] for | 42 |
|
| 4 | they [vb base] [v-ing] for [pron] | 8 |
|
