| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a few hours of [noun sg] | 15 |
|
| 2 | a few hours of [noun] | 15 |
|
| 3 | a few hours of [pron] | 6 |
|
| 4 | a few hours of [pos pn] | 6 |
|
| 5 | a few hours of [adj] | 5 |
|
| 6 | a few hours of [v-ing] | 5 |
|
| 7 | a few hours of [verb] | 5 |
|
| 8 | [prep] a few hours of | 15 |
|
| 9 | [prep] a few hours of | 15 |
|
| 10 | within a few hours of | 10 |
|
| 11 | within a few hours of | 10 |
|
| 12 | [verb] a few hours of | 8 |
|
