| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | hydrocarbon molecule | Western countries | Hydrocarbon molecules are essential for fossil fuels, energy production, and fuel/heating in Western countries. | 9 |
| 2 | hydrocarbon molecule | Gulf countries | Hydrocarbon molecules are an abundant natural resource and a major driver of the economy in Gulf countries. | 1 |
| 3 | hydrocarbon molecule | chemistry students | Chemistry students commonly study hydrocarbon molecules as the basis of organic chemistry and fuel production. | 1 |