| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is that it [is] [adv] [v-ing] | 6 |
|
| 2 | is that it [is] [adv] [v-ing] | 6 |
|
| 3 | is [conj] it [is] [adv] [v-ing] | 6 |
|
| 4 | is [that] it [is] [adv] [v-ing] | 6 |
|
