| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [conj] they are | 354 |
|
| 2 | is [that] they are | 311 |
|
| 3 | is that they are | 311 |
|
| 4 | is that they are | 311 |
|
| 5 | is [subord] they are | 42 |
|
| 6 | is because they are | 32 |
|
| 7 | is because they are | 32 |
|
| 8 | is whether they are | 7 |
|
| 9 | is whether they are | 7 |
|
