| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a major [noun sg] | 2038 |
|
| 2 | [verb] undergone a [noun sg] | 37 |
|
| 3 | undergone a major [noun sg] | 8 |
|
| 4 | [verb] undergone a major | 6 |
|
| 5 | [verb] undergone major [noun sg] | 5 |
|
