| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [v-ing] [det] [noun sg] | 1202 |
|
| 2 | cost of [det] [noun sg] | 150 |
|
| 3 | cost of [v-ing] [noun sg] | 104 |
|
| 4 | cost of [v-ing] [det] | 78 |
|
