| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not always [vb infin] to be | 12 |
|
| 2 | not always [vb infin] to be | 12 |
|
| 3 | not always [vb infin] [prep] be | 12 |
|
| 4 | not always [vb infin] [prep] be | 12 |
|
