| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] be [v-ing] a | 4123 |
|
| 2 | [noun] be [v-ing] for | 2407 |
|
| 3 | be [v-ing] for a | 1648 |
|
| 4 | [noun] [v-ing] for a | 622 |
|
| 5 | [noun] be for a | 254 |
|
