| Share | Phrase |
| 16.22% | invention idea |
| 15.24% | inventive [character] idea |
| 14.70% | basic [importance] idea |
| 12.02% | general [typicality] idea |
| 10.12% | idea [location] base |
| 6.18% | explain idea [perform operation] |
| 5.96% | idea scope |
| 4.58% | technical [domain related] idea |
| 4.20% | good [character] idea |
| 3.64% | new [age] idea |
| 3.26% | give idea [perform operation] |
| 2.50% | idea [does] use |
| 1.29% | not idea |