| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while [noun prp] [verb] [prep] | 253 |
|
| 2 | [conj] [noun prp] return [prep] | 185 |
|
| 3 | while [noun] return [prep] | 9 |
|
| 4 | while [noun prp] return [prep] | 7 |
|
