| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] down | 51715 |
|
| 2 | [v-ing] down | 8760 |
|
| 3 | let down | 289 |
|
| 4 | letting [adv] | 123 |
|
| 5 | letting [adv prt] | 111 |
|
| 6 | letting down | 23 |
|
