| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [conj] has been | 1229 |
|
| 2 | [noun sg] has been [v-ing] | 1075 |
|
| 3 | [conj] has been [v-ing] | 175 |
|
| 4 | [noun sg] [conj] been [v-ing] | 9 |
|
