| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] processing time | 10 |
|
| 2 | [prep] processing time | 10 |
|
| 3 | of processing time | 5 |
|
| 4 | of processing time | 5 |
|
| 5 | processing time [prep] | 5 |
|
| 6 | processing time [prep] | 5 |
|
