| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] when the [noun sg] | 338 |
|
| 2 | [num] when the [noun sg] | 335 |
|
| 3 | 1990 when the [noun] | 19 |
|
| 4 | 1990 when [art] [noun sg] | 16 |
|
| 5 | 1990 [adv] the [noun sg] | 16 |
|
| 6 | 1990 [Wh adv] the [noun sg] | 13 |
|
| 7 | 1990 when the [noun sg] | 13 |
|
| 8 | 1990 when the [noun sg] | 13 |
|
