| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [been] [prep] | 983 |
|
| 2 | not [been] [prep] | 983 |
|
| 3 | not [be] at | 176 |
|
| 4 | [adv] [been] at | 150 |
|
| 5 | not [been] at | 50 |
|
