| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [v-ing] for | 1734 |
|
| 2 | [v-ing] for [num] | 1015 |
|
| 3 | [been] [v-ing] [num] | 113 |
|
| 4 | [been] for [num] | 37 |
|
