| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | skills required for | 18 |
|
| 2 | conditions required for | 11 |
|
| 3 | resources required for | 7 |
|
| 4 | standards required for | 7 |
|
| 5 | techniques required for | 6 |
|
| 6 | abilities required for | 5 |
|
