| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [v-ing] [adv] in | 407 |
|
| 2 | [adv] [been] [v-ing] [adv] | 282 |
|
| 3 | [been] [v-ing] [adv] in | 160 |
|
| 4 | [adv] [been] [v-ing] in | 54 |
|
| 5 | [adv] [been] [adv] in | 46 |
|
