| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [v-ing] [prep] the | 3263 |
|
| 2 | [Wh pn] [am/are] [v-ing] [prep] | 373 |
|
| 3 | [Wh pn] [am/are] [v-ing] the | 143 |
|
| 4 | [Wh pn] [am/are] [prep] the | 138 |
|
