| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] a [adj] [noun sg] on | 559 |
|
| 2 | keep a [adj] [noun sg] on | 289 |
|
| 3 | [conj] keep a [adj] [noun sg] | 83 |
|
| 4 | [conj] keep a [noun sg] on | 56 |
|
