| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [be] [v-ing] [prep] [noun pl] | 72 |
|
| 2 | [be] [v-ing] [prep] three [noun pl] | 66 |
|
| 3 | [vb -s] [be] [v-ing] [prep] three | 15 |
|
