A need can be physical.Logical formLearned from412 sentences. A need can be emotional.Logical formLearned from410 sentences. Needs may pertain-to populations.Logical formLearned from409 sentences. Persons may see a need.Logical formLearned from407 sentences. A need can be for programs.Logical formLearned from407 sentences. A need can be for a solution.Logical formLearned from407 sentences. A need may pertain-to a nation.Logical formLearned from405 sentences. Persons may have needs.Logical formLearned from404 sentences. A male may talk about a need.Logical formLearned from404 sentences. Response can be to needs.Logical formLearned from403 sentences. A need may manifest awareness.Logical formLearned from401 sentences. Needs may pertain-to a department.Logical formLearned from401 sentences. A need can be identified.Logical formLearned from400 sentences. Needs can be serious.Logical formLearned from400 sentences. A need can be for collaboration.Logical formLearned from400 sentences.