| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [adj] years [unc] | 127 |
|
| 2 | [adv] [adj] years [unc] | 123 |
|
| 3 | about [adj] [noun] [unc] | 106 |
|
| 4 | about [adj] [noun pl] [unc] | 80 |
|
| 5 | about [adj] year [unc] | 14 |
|
| 6 | about [adj] years [unc] | 13 |
|
