| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] few hours | 333 |
|
| 2 | [v-ing] [prep] [art] few | 194 |
|
| 3 | [v-ing] [art] few hours | 11 |
|
| 4 | [v-ing] [prep] [art] hours | 5 |
|
