| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] [noun sg] | 765263 |
|
| 2 | but [adj] [noun sg] | 8797 |
|
| 3 | but a [noun sg] | 3480 |
|
| 4 | but a [adj] | 3316 |
|
