| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] being used [prep] [noun] | 13 |
|
| 2 | is [adv] be used [prep] [noun] | 13 |
|
| 3 | [is] [adv] be used [prep] [noun sg] | 8 |
|
| 4 | [is] now be used [prep] [noun] | 5 |
|
