| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are usually [prep] [art] [noun sg] | 17 |
|
| 2 | are usually [prep] the [noun sg] | 13 |
|
| 3 | are usually [prep] the [noun sg] | 13 |
|
| 4 | are usually in [art] [noun sg] | 9 |
|
| 5 | are usually [prep] [art] form | 5 |
|
