| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [v-ing] for | 1734 |
|
| 2 | [v-ing] for [indef pn] | 686 |
|
| 3 | [been] [v-ing] [indef pn] | 114 |
|
| 4 | [been] for [indef pn] | 16 |
|
