(Death squads) may become a symbol of a dirty war.Logical formLearned from3 sentences. (Money allegations) can be dirty.Logical formLearned from3 sentences. A dirty bomb may detonate on soil.Logical formLearned from3 sentences. Decency can be a dirty word.Logical formLearned from3 sentences. A dirty war can be fierce.Logical formLearned from3 sentences. A dirty war may engulf a country.Logical formLearned from3 sentences. A race may be mired in allegations of dirty tricks.Logical formLearned from3 sentences. (Church leader) may be mired in allegations of dirty tricks.Logical formLearned from3 sentences. A shelter can be dirty.Logical formLearned from3 sentences. An (election campaign) may be marred by dirty tricks.Logical formLearned from3 sentences. Gains can be dirty.Logical formLearned from3 sentences. Migrants may do dirty jobs.Logical formLearned from3 sentences. Some dirty bombs may use documents.Logical formLearned from3 sentences. A pit can be dirty.Logical formLearned from3 sentences. Persons may follow a trail of dirty money.Logical formLearned from3 sentences.