| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a period [prep] [art] [adj] [noun] | 26 |
|
| 2 | a period [prep] [art] [adj] [noun] | 26 |
|
| 3 | a period [prep] a [adj] [noun] | 19 |
|
| 4 | a period of [art] [adj] [noun] | 16 |
|
| 5 | a period of [art] [adj] [noun] | 16 |
|
| 6 | a period [prep] [art] [adj] [noun pl] | 15 |
|
| 7 | a period [prep] [art] few [noun] | 13 |
|
| 8 | a period [prep] [art] [det] [noun] | 13 |
|
| 9 | a period [prep] [art] few [noun] | 13 |
|
| 10 | a period [prep] [art] [adj] [noun sg] | 11 |
|
| 11 | a period [prep] [art] [adj] [noun] | 10 |
|
| 12 | a period in [art] [adj] [noun] | 5 |
|
| 13 | a period [prep] the [adj] [noun] | 5 |
|
| 14 | a period [prep] [art] [adj] year | 5 |
|
| 15 | a period in [art] [adj] [noun] | 5 |
|
| 16 | a period [prep] [art] [adj] years | 5 |
|
