| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] when [art] [noun] | 639 |
|
| 2 | [num] when [art] [noun] | 632 |
|
| 3 | 1991 [adv] [art] [noun] | 20 |
|
| 4 | 1991 [Wh adv] [art] [noun] | 16 |
|
| 5 | 1991 when [art] [noun] | 16 |
|
| 6 | 1991 when [art] [noun] | 16 |
|
