| English | eng-000 |
| pure research | |
| 普通话 | cmn-000 | 纯学理研究 |
| dansk | dan-000 | grundforskning |
| English | eng-000 | basic research |
| English | eng-000 | fundamental research |
| français | fra-000 | recherche fondamentale |
| italiano | ita-000 | ricerca di base |
| русский | rus-000 | фундаментальные исследования |