| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | expire at the end | 33 |
|
| 2 | expires at the [noun sg] | 12 |
|
| 3 | expired at the [noun sg] | 8 |
|
| 4 | to expire at the [noun sg] | 5 |
|
| 5 | expire at the [noun sg] | 5 |
|
