| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] brief period of | 39 |
|
| 2 | [art] brief period of | 39 |
|
| 3 | a brief period of | 33 |
|
| 4 | a brief period of | 33 |
|
| 5 | the brief period of | 6 |
|
| 6 | the brief period of | 6 |
|
| 7 | brief period of [noun] | 34 |
|
| 8 | brief period of [noun sg] | 32 |
|
| 9 | brief period of [adj] | 14 |
|
| 10 | brief period of [adj] | 13 |
|
| 11 | brief period of time | 6 |
|
| 12 | brief period of time | 6 |
|
