| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] for [adj] hour | 21 |
|
| 2 | [been] [v-ing] for [adj] hours | 20 |
|
| 3 | [been] [v-ing] for [num] hour | 18 |
|
| 4 | [been] travelling for [adj] hour | 6 |
|
