| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [was/were] [v-ing] [prep] [pron] | 521 |
|
| 2 | [was/were] [v-ing] [pers pn] [prep] [pron] | 159 |
|
| 3 | i [was/were] [v-ing] [pers pn] [prep] | 123 |
|
| 4 | i [was/were] [v-ing] [pers pn] [pron] | 14 |
|
