Water may have a ph.Logical formLearned from6 sentences. Phs can be lower.Logical formLearned from6 sentences. Phs may undergo solutions.Logical formLearned from6 sentences. A ph can be alkaline.Logical formLearned from6 sentences. A ph may pertain-to a stream.Logical formLearned from6 sentences. A decrease can be in a ph.Logical formLearned from6 sentences. Phs may be increased.Logical formLearned from6 sentences. Ph may undergo a solution.Logical formLearned from6 sentences. Fields can be with ph.Logical formLearned from6 sentences. A fall can be in ph.Logical formLearned from6 sentences. An increase can be in (soil ph).Logical formLearned from6 sentences. A ph may pertain-to soils.Logical formLearned from6 sentences. Ph may undergo a change.Logical formLearned from6 sentences. A ph can be improper.Logical formLearned from6 sentences. Phs can be neutral.Logical formLearned from6 sentences.