| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] two hours [unc] | 12 |
|
| 2 | [adv] two hours [unc] | 11 |
|
| 3 | about two hours [unc] | 7 |
|
| 4 | [prep] two hours [unc] | 7 |
|
| 5 | [prep] two hours [unc] | 7 |
|
| 6 | about two hours [unc] | 7 |
|
| 7 | [conj] two hours [unc] | 6 |
|
| 8 | [verb] two hours [unc] | 6 |
|
| 9 | two hours [unc] [noun] | 34 |
|
| 10 | two hours [unc] [noun sg] | 34 |
|
