| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] for [num] | 382 |
|
| 2 | [be] [v-ing] [num] [prep] | 351 |
|
| 3 | [be] [v-ing] for [prep] | 129 |
|
| 4 | [v-ing] for [num] [prep] | 63 |
|
| 5 | [be] for [num] [prep] | 29 |
|
