| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but let us [vb infin] | 64 |
|
| 2 | but let we [vb infin] | 64 |
|
| 3 | but let we suppose | 5 |
|
| 4 | but let we look | 5 |
|
| 5 | but let we say | 5 |
|
