| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | keep an [noun sg] on [pron] | 219 |
|
| 2 | [verb] an [noun sg] on what | 17 |
|
| 3 | keep [art] [noun sg] on what | 9 |
|
| 4 | keep a [noun sg] on what | 9 |
|
| 5 | keep [art] [noun sg] on what | 9 |
|
| 6 | keep an [noun sg] on what | 7 |
|
| 7 | keep an [noun sg] [prep] what | 7 |
|
| 8 | keep an [noun] on what | 7 |
|
| 9 | keep an [noun sg] on [Wh det] | 7 |
|
| 10 | keep an [noun sg] on what | 7 |
|
| 11 | keep an [noun sg] [prep] what | 7 |
|
