| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] a [noun sg] | 21494 |
|
| 2 | then a [noun sg] | 1078 |
|
| 3 | then [pron] [noun sg] | 1040 |
|
| 4 | then [pron] a | 9 |
|
