| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] been [v-ing] on [prep] | 10 |
|
| 2 | [adv] [been] [v-ing] on [prep] | 9 |
|
| 3 | [adv] [been] going on [prep] | 8 |
|
| 4 | [adv] [been] [v-ing] on for | 7 |
|
