Travel can be accessible.Logical formLearned from16 sentences. Travel can be around a state.Logical formLearned from16 sentences. A (travel fair) can be annual.Logical formLearned from16 sentences. Interest can be in (space travel).Logical formLearned from16 sentences. A person can be a subject of a (travel ban).Logical formLearned from16 sentences. Reductions can be in travel.Logical formLearned from16 sentences. Restrictions may limit travel some years.Logical formLearned from16 sentences. Travel to a country may be discouraged.Logical formLearned from16 sentences. (Who spokesman) may single_out (air travel).Logical formLearned from16 sentences. (Travel plans) may be kept secret.Logical formLearned from16 sentences. A country may bar travel.Logical formLearned from16 sentences. A (travel zone) may pertain-to a bloc.Logical formLearned from16 sentences. A surge can be in (air travel).Logical formLearned from16 sentences. A country may enforce (travel bans).Logical formLearned from16 sentences. (Air travel) can be a hassle.Logical formLearned from16 sentences.