An efficacy can be (vitality fortitude).Logical formLearned from10 sentences. An efficacy may pertain-to a head.Logical formLearned from10 sentences. Self may demonstrate efficacy.Logical formLearned from10 sentences. A trellis can be for efficacy.Logical formLearned from10 sentences. (Boundary condition) can be on proving (guard and efficacy).Logical formLearned from10 sentences. Efficacy may be imparadised.Logical formLearned from10 sentences. An efficacy can be dead.Logical formLearned from10 sentences. A twosome may investigate an efficacy.Logical formLearned from10 sentences. A (drive anent efficacy) can be unstable.Logical formLearned from10 sentences. A score may respect efficacy.Logical formLearned from10 sentences. An efficacy may be studied.Logical formLearned from10 sentences. An efficacy may touch veras.Logical formLearned from10 sentences. A facet may wherewit an efficacy.Logical formLearned from10 sentences. Efficacy can be about diseases.Logical formLearned from10 sentences. A question may pertain-to an efficacy.Logical formLearned from10 sentences.