| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] not been [adv prt] | 103 |
|
| 2 | [vb base] been [adv prt] to | 68 |
|
| 3 | [vb base] not been to | 54 |
|
| 4 | not been [adv prt] to | 30 |
|
