| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] have been [v-ing] for | 16 |
|
| 2 | [det] had [been] [v-ing] for | 7 |
|
| 3 | [det] has [been] [v-ing] for | 5 |
|
| 4 | many have [been] [v-ing] for | 5 |
|
