| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] an [noun sg] | 4446 |
|
| 2 | then [vb base] [noun sg] | 306 |
|
| 3 | then an [noun sg] | 137 |
|
| 4 | then [vb base] an | 40 |
|
