| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [adj] [noun sg] | 1121 |
|
| 2 | undergoing [adj] [noun sg] | 103 |
|
| 3 | [been] undergoing [adj] | 9 |
|
| 4 | [been] undergoing [noun sg] | 6 |
|
