| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a very [adj] period [prep] time | 21 |
|
| 2 | a very [adj] period [prep] time | 21 |
|
| 3 | a [adv] long period [prep] time | 10 |
|
| 4 | a very long period [prep] [noun] | 7 |
|
| 5 | a very long period [prep] [noun sg] | 7 |
|
| 6 | a very long period [prep] time | 5 |
|
| 7 | a very long period [prep] time | 5 |
|
| 8 | a very long period [prep] time | 5 |
|
| 9 | a very long [noun] [prep] time | 5 |
|
| 10 | [art] very long period [prep] time | 5 |
|
