| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [v-ing] [prep] [art] | 2210 |
|
| 2 | [v-ing] in [prep] [art] | 787 |
|
| 3 | [been] [v-ing] in [prep] | 35 |
|
| 4 | [been] in [prep] [art] | 23 |
|
