| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] time [prep] | 326 |
|
| 2 | [prep] a [adj] time [prep] | 284 |
|
| 3 | [prep] a critical [noun sg] [prep] | 112 |
|
| 4 | [prep] a critical [noun] [prep] | 112 |
|
| 5 | [prep] [art] critical time [prep] | 7 |
|
| 6 | [prep] [art] critical time [prep] | 7 |
|
| 7 | [prep] a critical time [prep] | 6 |
|
| 8 | [prep] a critical time [prep] | 6 |
|
| 9 | [prep] a critical time [prep] | 6 |
|
| 10 | [prep] a critical time [prep] | 6 |
|
| 11 | [prep] a critical time [prep] | 6 |
|
