| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [verb] at the | 960 |
|
| 2 | [is] base [prep] the | 697 |
|
| 3 | [is] base [prep] the | 697 |
|
| 4 | [be] base at the | 47 |
|
| 5 | [is] base at [art] | 25 |
|
| 6 | [is] base at the | 22 |
|
