| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] been [v-ing] [adv] in | 9 |
|
| 2 | [adv] [been] [v-ing] [adv] in | 7 |
|
| 3 | [adv] [been] [v-ing] [adv prt] in | 5 |
|
