| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [n mass] [prep] a [adj] period | 7 |
|
| 2 | [prep] [n mass] [prep] a [adj] period | 7 |
|
| 3 | [adj] [n mass] [prep] a [adj] period | 6 |
|
| 4 | of [n mass] [prep] a [adj] period | 5 |
|
| 5 | of [n mass] [prep] a [adj] period | 5 |
|
| 6 | [n mass] [adj] [prep] a [adj] period | 7 |
|
| 7 | [n mass] [num] [prep] a [adj] period | 7 |
|
| 8 | [n mass] million [prep] a [adj] period | 7 |
|
| 9 | [n mass] million [prep] a [adj] period | 7 |
|
| 10 | [n mass] [prep] a [adj] period [prep] | 8 |
|
| 11 | [n mass] [prep] a [adj] period [prep] | 8 |
|
| 12 | [n mass] [prep] a [adj] period of | 7 |
|
| 13 | [n mass] [prep] a [adj] period of | 7 |
|
