| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [v-ing] [noun sg] | 202 |
|
| 2 | has been some [noun sg] | 138 |
|
| 3 | been [v-ing] some [noun sg] | 55 |
|
| 4 | has been [v-ing] some | 20 |
|
