| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [to-vb] [conj] [art] | 123 |
|
| 2 | [Wh det] be [v-ing] [to-vb] [art] | 75 |
|
| 3 | [Wh det] be [v-ing] [to-vb] [conj] | 38 |
|
| 4 | [Wh det] be [v-ing] [conj] [art] | 20 |
|
| 5 | [Wh det] be [to-vb] [conj] [art] | 11 |
|
