| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he [was/were] on [art] [noun] | 247 |
|
| 2 | while he [was/were] on [art] | 15 |
|
| 3 | while he [was/were] [art] [noun] | 14 |
|
| 4 | while he [was/were] on [noun] | 13 |
|
