| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] has [adv] [been] [v-ing] on | 5 |
|
| 2 | has [adv] [been] [v-ing] on [art] | 5 |
|
| 3 | has [adv] [been] [v-ing] on [art] | 5 |
|
