| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | understand [Wh adv] i have [be] | 5 |
|
| 2 | understand [adv] i have be | 5 |
|
| 3 | understand [adv] i have [been] | 5 |
|
| 4 | understand [adv] i have been | 5 |
|
