A level can be practical.Logical formLearned from2 372 sentences. A level can be fundamental.Logical formLearned from2 359 sentences. A level can be increased.Logical formLearned from2 279 sentences. Levels can be regional.Logical formLearned from2 191 sentences. A level can be constituted-of-or-filled-with security.Logical formLearned from2 167 sentences. A level can be elementary.Logical formLearned from2 164 sentences. A level can be constituted-of-or-filled-with service.Logical formLearned from2 158 sentences. A level may pertain-to a country.Logical formLearned from2 061 sentences. A level can be constituted-of-or-filled-with detail.Logical formLearned from1 961 sentences. Levels can be constituted-of-or-filled-with lead.Logical formLearned from1 940 sentences. A level can be emotional.Logical formLearned from1 870 sentences. A level can be required.Logical formLearned from1 860 sentences. A level can be desired.Logical formLearned from1 830 sentences. A level may pertain-to year.Logical formLearned from1 794 sentences. A level can be constituted-of-or-filled-with protection.Logical formLearned from1 784 sentences.