| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [adv] been [v-ing] to | 15 |
|
| 2 | has [adv] be [v-ing] to | 11 |
|
| 3 | [vb -s] [adv] be [v-ing] to | 9 |
|
| 4 | [vb -s] [not/n't] be [v-ing] to | 8 |
|
| 5 | [vb -s] not be [v-ing] to | 8 |
|
