Obstacles can be persistent.Logical formLearned from45 sentences. A list can be constituted-of-or-filled-with obstacles.Logical formLearned from45 sentences. Obstacles can be geographic.Logical formLearned from45 sentences. A female may face obstacles.Logical formLearned from44 sentences. An obstacle can be to recovery.Logical formLearned from44 sentences. Obstacles can be repeated.Logical formLearned from44 sentences. An obstacle can be to ambitions.Logical formLearned from43 sentences. Obstacles may come_up.Logical formLearned from43 sentences. A person may see obstacles.Logical formLearned from43 sentences. Obstacles can be to a deal.Logical formLearned from43 sentences. Obstacles can be inevitable.Logical formLearned from43 sentences. An obstacle can be to democracy.Logical formLearned from43 sentences. An obstacle can be to a success.Logical formLearned from43 sentences. An obstacle can be to reconciliation.Logical formLearned from43 sentences. An obstacle can be to talks.Logical formLearned from43 sentences.