| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] twenty seconds | 18 |
|
| 2 | [prep] twenty seconds | 18 |
|
| 3 | [adv] twenty seconds | 12 |
|
| 4 | [adv] twenty seconds | 11 |
|
| 5 | [verb] twenty seconds | 10 |
|
| 6 | about twenty seconds | 9 |
|
| 7 | about twenty seconds | 9 |
|
| 8 | [adj] twenty seconds | 6 |
|
| 9 | for twenty seconds | 5 |
|
| 10 | for twenty seconds | 5 |
|
| 11 | twenty seconds [prep] | 10 |
|
| 12 | twenty seconds [prep] | 10 |
|
| 13 | twenty seconds [conj] | 8 |
|
| 14 | twenty seconds [verb] | 6 |
|
| 15 | twenty seconds [adv] | 5 |
|
| 16 | twenty seconds [adv] | 5 |
|
