| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [been] [v-ing] | 19916 |
|
| 2 | [noun prp] [verb] [been] | 12223 |
|
| 3 | [noun prp] [verb] [v-ing] | 2835 |
|
| 4 | [noun prp] [been] [v-ing] | 30 |
|
