| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been let down | 25 |
|
| 2 | have be let down | 25 |
|
| 3 | [verb] be let down | 25 |
|
| 4 | [vb past] be let down | 12 |
|
| 5 | had be let down | 10 |
|
| 6 | [vb base] be let down | 9 |
|
| 7 | have be let down | 6 |
|
