| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be the cost | 171 |
|
| 2 | be the cost | 147 |
|
| 3 | is the cost | 88 |
|
| 4 | be the costs | 24 |
|
| 5 | are the cost | 22 |
|
| 6 | was the cost | 21 |
|
| 7 | be the cost | 20 |
|
| 8 | 's the cost | 14 |
|
