| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] more [conj] [adj] a [noun] | 33 |
|
| 2 | [prep] [det] [conj] [adj] a century | 15 |
|
| 3 | [prep] more [conj] [adj] [art] century | 15 |
|
| 4 | [prep] [adj] [conj] [adj] a century | 15 |
|
| 5 | [prep] more [conj] [adj] a century | 14 |
|
