A difficulty can be serious.Logical formLearned from957 sentences. A difficulty may pertain-to a person.Logical formLearned from932 sentences. Persons may have difficulty.Logical formLearned from889 sentences. Difficulties may pertain-to a female.Logical formLearned from835 sentences. Difficulties can be emotional.Logical formLearned from799 sentences. Difficulties can be personal.Logical formLearned from765 sentences. Difficulties may arise.Logical formLearned from752 sentences. Persons may have difficulties.Logical formLearned from746 sentences. A difficulty may pertain-to a task.Logical formLearned from663 sentences. Part may pertain-to a difficulty.Logical formLearned from659 sentences. Some levels can be constituted-of-or-filled-with difficulty.Logical formLearned from647 sentences. A deal can be constituted-of-or-filled-with difficulty.Logical formLearned from635 sentences. Persons can be with (learning difficulties).Logical formLearned from627 sentences. Difficulties can be inherent.Logical formLearned from592 sentences. Students may have difficulty.Logical formLearned from588 sentences.