| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] for [adj] [noun pl] | 570 |
|
| 2 | [be] [verb] for twenty [noun pl] | 18 |
|
| 3 | [be] [v-ing] [prep] twenty [noun pl] | 11 |
|
| 4 | [be] [v-ing] for twenty [noun] | 10 |
|
