| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] amount [prep] time | 22 |
|
| 2 | [prep] a [adj] amount of time | 22 |
|
| 3 | [prep] a [adj] amount [prep] time | 21 |
|
| 4 | for a [adj] amount [prep] time | 12 |
|
| 5 | [prep] a certain amount [prep] time | 9 |
|
| 6 | [prep] a certain amount [prep] time | 9 |
|
| 7 | in a [adj] amount [prep] time | 5 |
|
