| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not be [vb pp] to be [v-ing] | 10 |
|
| 2 | not be [vb pp] to be [v-ing] | 10 |
|
| 3 | not be [vb pp] [prep] be [v-ing] | 10 |
|
