| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used [prep] a [noun sg] | 1063 |
|
| 2 | [adv] be [prep] a [noun sg] | 413 |
|
| 3 | [adv] be used [prep] a | 253 |
|
| 4 | [adv] used [prep] a [noun sg] | 221 |
|
| 5 | [adv] be used [prep] [noun sg] | 191 |
|
