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 Related words 
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 Related words 
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| 原発(abbreviation of a nuclear ..) > | 
| 炭(charcoal) > | 
| 原子力発電所(nuclear power station) > | 
| 火力(heating power) > | 
| 水力(water power) > | 
| 石灰石(limestone) > | 
| 原子力(nuclear energy) > |