| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] keep an [noun sg] on | 43 |
|
| 2 | [noun pl] [conj] an [noun sg] on | 16 |
|
| 3 | [noun pl] keep an [noun sg] on | 13 |
|
| 4 | [noun pl] [conj] keep an [noun sg] | 8 |
|
