| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which is base [prep] [noun] | 72 |
|
| 2 | which is [verb] at [noun] | 54 |
|
| 3 | [pron] is base at [noun] | 23 |
|
| 4 | which [is] base at [noun] | 12 |
|
| 5 | which [be] base at [noun] | 12 |
|
| 6 | which be base at [noun] | 12 |
|
