| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] used | 161 |
|
| 2 | it [is] also used | 37 |
|
| 3 | it [is] often used | 17 |
|
| 4 | it 's [adv] used | 16 |
|
| 5 | it [is] still used | 15 |
|
| 6 | it [is] only used | 14 |
|
| 7 | it [is] now used | 10 |
|
| 8 | it [is] widely used | 7 |
|
| 9 | it [is] sometimes used | 7 |
|
| 10 | it [is] frequently used | 6 |
|
| 11 | it [is] generally used | 5 |
|
| 12 | it [is] mainly used | 5 |
|
| 13 | it [is] commonly used | 5 |
|
