| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on and [adv prt] [prep] a [noun sg] | 9 |
|
| 2 | on and off [prep] a [noun sg] | 8 |
|
| 3 | on and off [prep] a [noun sg] | 8 |
|
| 4 | on and [adv] [prep] a [noun sg] | 8 |
|
