| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] become a [noun sg] | 22 |
|
| 2 | it [is] becoming a [noun] | 17 |
|
| 3 | it 's become a [noun] | 16 |
|
| 4 | it is become a [noun] | 7 |
|
| 5 | it [is] become a [noun] | 5 |
|
