| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] a [det] [noun pl] | 414 |
|
| 2 | but [prep] [art] [det] [noun pl] | 98 |
|
| 3 | but [prep] a [adj] [noun pl] | 94 |
|
| 4 | but [prep] a [det] [noun] | 92 |
|
