| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [adv] used | 201 |
|
| 2 | [is] [adv] [adv] used | 198 |
|
| 3 | [is] [adv] widely [verb] | 186 |
|
| 4 | [is] [adv] widely [vb pp] | 185 |
|
| 5 | [be] [adv] widely used | 85 |
|
| 6 | [is] [adv] widely used | 38 |
|
| 7 | [is] [adv] widely use | 38 |
|
