| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [art] [noun sg] | 13876 |
|
| 2 | [Wh pn] be [v-ing] [art] [noun sg] | 668 |
|
| 3 | [Wh pn] be [v-ing] [prep] [art] | 661 |
|
| 4 | [Wh pn] be [prep] [art] [noun sg] | 574 |
|
| 5 | [Wh pn] be [v-ing] [prep] [noun sg] | 182 |
|
