| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years before the [noun sg] is | 7 |
|
| 2 | [adj] years before the [noun sg] is | 7 |
|
| 3 | years before the [noun sg] is [vb pp] | 7 |
|
| 4 | years before the [noun sg] is [verb] | 7 |
|
