| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [conj] it become | 19 |
|
| 2 | but [subord] it become | 18 |
|
| 3 | but [conj] it becomes | 10 |
|
| 4 | but when it become | 9 |
|
| 5 | but [conj] it became | 9 |
|
| 6 | but when it become | 9 |
|
