| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [conj] [adj] | 286 |
|
| 2 | is whether [adj] | 125 |
|
| 3 | be whether [adj] | 52 |
|
| 4 | [be] whether [adj] | 52 |
|
| 5 | [is] whether [adj] | 38 |
|
