| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [adj] of [noun sg] | 546 |
|
| 2 | [prep] [adj] period of [noun sg] | 115 |
|
| 3 | [noun] [prep] [adj] period of | 77 |
|
| 4 | [noun] [prep] [adj] period [noun sg] | 6 |
|
