| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [is] [verb] is a [adj] | 36 |
|
| 2 | [Wh det] is [verb] is a [adj] | 34 |
|
| 3 | [Wh det] [is] [vb pp] is a [adj] | 33 |
|
| 4 | [Wh det] [is] [verb] is a [adj] | 32 |
|
| 5 | [Wh det] [is] need is a [adj] | 16 |
|
| 6 | [Wh det] [is] needed is a [adj] | 16 |
|
| 7 | [Wh det] [is] require is a [adj] | 8 |
|
| 8 | [Wh det] [is] required is a [adj] | 8 |
|
| 9 | [Wh det] [is] [verb] is an [adj] | 6 |
|
