A person may practice a technique.Logical formLearned from20 sentences. A person may demonstrate a technique.Logical formLearned from20 sentences. Flaws can be in a technique.Logical formLearned from20 sentences. (Breeding techniques) can be selective.Logical formLearned from20 sentences. Effectiveness may pertain-to a technique.Logical formLearned from20 sentences. (Design techniques) can be experimental.Logical formLearned from20 sentences. Techniques can be oral.Logical formLearned from20 sentences. Techniques may be developed in years.Logical formLearned from20 sentences. A wave can be constituted-of-or-filled-with techniques.Logical formLearned from20 sentences. Some techniques can be in use.Logical formLearned from20 sentences. A technique can be in an infancy.Logical formLearned from20 sentences. Effects may pertain-to techniques.Logical formLearned from20 sentences. (Imaging techniques) can be specialized.Logical formLearned from20 sentences. A technique can be economical.Logical formLearned from20 sentences. A male may master a technique.Logical formLearned from20 sentences.