| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] have been [v-ing] about | 21 |
|
| 2 | [noun sg] has been [v-ing] about | 10 |
|
| 3 | [noun sg] have been talking about | 8 |
|
| 4 | [noun sg] had been [v-ing] about | 7 |
|
