| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pers pn] had been [v-ing] for | 11 |
|
| 2 | if he have been [v-ing] for | 10 |
|
| 3 | if [pers pn] 'd been [v-ing] for | 7 |
|
| 4 | if she have been [v-ing] for | 6 |
|
| 5 | if [pers pn] 's been [v-ing] for | 5 |
|
| 6 | if [pers pn] have been looking for | 5 |
|
| 7 | if [pers pn] have been travelling for | 5 |
|
