| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been here for [num] | 20 |
|
| 2 | [vb base] been here for [num] | 11 |
|
| 3 | 've been here for [num] | 9 |
|
| 4 | [vb -s] been here for [num] | 5 |
|
