| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [noun pl] for | 109 |
|
| 2 | [been] [v-ing] [noun pl] for | 99 |
|
| 3 | [been] using [noun] for | 13 |
|
| 4 | [been] using [noun pl] [prep] | 9 |
|
| 5 | [be] using [noun pl] for | 6 |
|
| 6 | [been] use [noun pl] for | 5 |
|
