| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | now and then a | 18 |
|
| 2 | now [conj] then a | 18 |
|
| 3 | now and then a | 18 |
|
| 4 | now [conj] then a | 18 |
|
| 5 | now [coord] then a | 18 |
|
| 6 | now [conj] then a | 17 |
|
