| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] for a [adj] [noun] | 901 |
|
| 2 | [adv prt] for a [adj] [noun sg] | 747 |
|
| 3 | [adv] for a [adj] period | 72 |
|
| 4 | [adv prt] [prep] a [adj] period | 47 |
|
| 5 | [adv prt] for [art] [adj] period | 17 |
|
| 6 | [adv prt] for a [adj] period | 16 |
|
