| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [v-ing] [adv] for some | 7 |
|
| 2 | has [been] [v-ing] on for some | 5 |
|
| 3 | has [been] [v-ing] on for some | 5 |
|
| 4 | has [been] [v-ing] [adv prt] for some | 5 |
|
