| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have [adv] become | 96 |
|
| 2 | it have [adv] become | 96 |
|
| 3 | it has [adv] become | 62 |
|
| 4 | it had [adv] become | 34 |
|
| 5 | it have now become | 25 |
|
| 6 | it have also become | 19 |
|
| 7 | it have recently become | 5 |
|
| 8 | it have already become | 5 |
|
