| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] na cost | 70 |
|
| 2 | be [v-ing] [to] cost | 70 |
|
| 3 | [be] gon [to] cost | 70 |
|
| 4 | [is] [v-ing] [to] cost | 59 |
|
| 5 | 's [v-ing] [to] cost | 53 |
|
| 6 | [was/were] [v-ing] [to] cost | 10 |
|
| 7 | was [v-ing] [to] cost | 10 |
|
| 8 | is [v-ing] [to] cost | 6 |
|
