| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while [pron] have be [v-ing] [det] | 6 |
|
| 2 | while [pers pn] have [be] [v-ing] [det] | 6 |
|
| 3 | while [pron] have [been] [v-ing] [det] | 6 |
|
| 4 | while [pron] have been [v-ing] [det] | 6 |
|
