Ph of liquor may fall.Logical formLearned from1 sentences. Ph may be measured in a (dilution water).Logical formLearned from1 sentences. Phs may represent a phoneme.Logical formLearned from1 sentences. Phs can be in pie.Logical formLearned from1 sentences. A ph of a solution may be determined.Logical formLearned from1 sentences. (Acid solutions) may have a ph.Logical formLearned from1 sentences. Ph may be expressed.Logical formLearned from1 sentences. A (digraph ph) may be pronounced.Logical formLearned from1 sentences. References can be in a measurement of ph.Logical formLearned from1 sentences.