| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [adv prt] over a [noun sg] | 20 |
|
| 2 | be [vb pp] [adv prt] over a [noun] | 20 |
|
| 3 | be [vb pp] [adv prt] [prep] a period | 17 |
|
| 4 | be [vb pp] [adv prt] [prep] a period | 17 |
|
| 5 | be [vb pp] [adv] over a period | 12 |
|
| 6 | be [verb] [adv prt] over a period | 11 |
|
| 7 | be [vb pp] [adv prt] over [art] period | 10 |
|
| 8 | be [vb pp] [adv prt] over a period | 10 |
|
| 9 | be [vb pp] [adv prt] over [art] period | 10 |
|
| 10 | be [vb pp] [adv prt] over a period | 10 |
|
| 11 | [be] [vb pp] [adv prt] over a period | 10 |
|
| 12 | be [vb pp] [adv prt] over a period | 10 |
|
