| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb base] [been] [v-ing] | 1068 |
|
| 2 | [vb base] [adv] [been] [v-ing] | 573 |
|
| 3 | we [vb base] [adv] [been] | 538 |
|
| 4 | we [vb base] [adv] [v-ing] | 94 |
|
