Negotiations can be useful.Logical formLearned from17 sentences. A pair can be useful.Logical formLearned from16 sentences. A cricketer can be useful.Logical formLearned from16 sentences. A (propaganda tool) can be useful.Logical formLearned from16 sentences. Comments can be useful.Logical formLearned from16 sentences. A counter can be useful.Logical formLearned from16 sentences. A database can be useful.Logical formLearned from16 sentences. A problem can be useful.Logical formLearned from16 sentences. Gases can be useful.Logical formLearned from16 sentences. An association can be useful.Logical formLearned from16 sentences. Indicators can be useful.Logical formLearned from16 sentences. A contributor can be useful.Logical formLearned from16 sentences. A language can be useful.Logical formLearned from16 sentences. A sign can be useful.Logical formLearned from16 sentences. A hand can be useful.Logical formLearned from16 sentences.