| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do not know all | 36 |
|
| 2 | do n't know all | 28 |
|
| 3 | do not know all | 22 |
|
| 4 | did not know all | 10 |
|
| 5 | do not know all | 8 |
|
