| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] for | 5399 |
|
| 2 | have [been] [v-ing] for | 1564 |
|
| 3 | have [been] use for | 200 |
|
| 4 | have [been] using [prep] | 15 |
|
| 5 | [verb] [been] using for | 5 |
|
| 6 | have [be] using for | 5 |
|
