| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for a [adj] period [prep] | 272 |
|
| 2 | for a long [noun] [prep] | 194 |
|
| 3 | for a long [noun sg] [prep] | 194 |
|
| 4 | [prep] a long period [prep] | 179 |
|
| 5 | [prep] a long period [prep] | 179 |
|
| 6 | for [art] long period [prep] | 36 |
|
| 7 | for [art] long period [prep] | 36 |
|
| 8 | for a long period [prep] | 33 |
|
| 9 | for a long period [prep] | 33 |
|
| 10 | for a long period [prep] | 33 |
|
| 11 | for a long period [prep] | 33 |
|
