An expansion can be in trade.Logical formLearned from26 sentences. A (tax base) may undergo an expansion.Logical formLearned from26 sentences. An afghan army may undergo an expansion.Logical formLearned from25 sentences. A country may freeze (settlement expansion).Logical formLearned from25 sentences. An (oil industry) may undergo an expansion.Logical formLearned from25 sentences. International cooperation may undergo an expansion.Logical formLearned from25 sentences. Years may undergo an expansion.Logical formLearned from25 sentences. Expansion can be into a region.Logical formLearned from25 sentences. An expansion can be required.Logical formLearned from25 sentences. A way may pertain-to an expansion.Logical formLearned from25 sentences. An expansion can be grand.Logical formLearned from25 sentences. A railway may undergo an expansion.Logical formLearned from25 sentences. A railroad may undergo an expansion.Logical formLearned from25 sentences. An (expansion card slot) can be built-in.Logical formLearned from25 sentences. Products may undergo an expansion.Logical formLearned from25 sentences.