four-color
| problem
| four-color | |
| comp. | quadrichromatique |
| Problem | |
| comp., MS | Problème |
| problem | |
| comp. | problème; devoir |
| comp., MS | problème |
| construct. | proposition |
| patents. | tâche |
| |||
| quadrichromatique | |||
|
four-color : 7 phrases in 2 subjects |
| Computers | 6 |
| Marketing | 1 |