| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] for a | 1892 |
|
| 2 | [vb infin] be [v-ing] a | 69 |
|
| 3 | [vb infin] be [v-ing] for | 66 |
|
| 4 | [vb infin] [v-ing] for a | 34 |
|
| 5 | [vb infin] be for a | 5 |
|
