| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not available at the time [prep] | 5 |
|
| 2 | [adv] available at the time of | 5 |
|
| 3 | not available at the time [prep] | 5 |
|
| 4 | [adv] available at the time [prep] | 5 |
|
| 5 | [not/n't] available at the time [prep] | 5 |
|
