| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the usa [adv] | 50 |
|
| 2 | [prep] the usa [is] | 35 |
|
| 3 | [prep] the [is] [adv] | 12 |
|
| 4 | the usa [is] [adv] | 10 |
|
