| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [Wh adv] [noun sg] is | 45 |
|
| 2 | is why [noun sg] [is] | 20 |
|
| 3 | is where [noun sg] [is] | 10 |
|
| 4 | is how [noun sg] [is] | 8 |
|
| 5 | is when [noun sg] [is] | 7 |
|
