| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] an [noun sg] | 24 |
|
| 2 | have been having an [noun sg] | 22 |
|
| 3 | have been [v-ing] an affair | 21 |
|
| 4 | has been [v-ing] an [noun sg] | 10 |
|
| 5 | 'd been [v-ing] an [noun sg] | 8 |
|
| 6 | have been keeping an [noun sg] | 8 |
|
| 7 | 've been [v-ing] an [noun sg] | 7 |
|
| 8 | have been [v-ing] an eye | 7 |
|
| 9 | have been [v-ing] an [noun sg] | 5 |
|
| 10 | 's been [v-ing] an [noun sg] | 5 |
|
| 11 | have been [v-ing] an [noun sg] | 5 |
|
