| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] an | 20335 |
|
| 2 | while [art] | 10238 |
|
| 3 | while [art] | 10238 |
|
| 4 | [subord] an | 6300 |
|
| 5 | while a | 1157 |
|
| 6 | while an | 160 |
|
