| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | understand what is [be] | 19 |
|
| 2 | understand [Wh det] is being | 19 |
|
| 3 | understand [Wh det] is be | 19 |
|
| 4 | understand [Wh det] is [being] | 19 |
|
| 5 | understand [Wh det] is [be] | 9 |
|
| 6 | to understand [Wh det] is [be] | 5 |
|
