Cells may express a gene.Logical formLearned from9 sentences. Officials may express an intention.Logical formLearned from9 sentences. A company may express a desire.Logical formLearned from9 sentences. Some customers may express concern.Logical formLearned from9 sentences. A female may express relief.Logical formLearned from9 sentences. A person may express trust.Logical formLearned from9 sentences. (Differential operators) may be expressed in coordinates by substitutting (scale factors).Logical formLearned from9 sentences. A female may express a surprise.Logical formLearned from9 sentences. A personality may be expressed.Logical formLearned from9 sentences. Political views may be expressed.Logical formLearned from9 sentences. A female may express ideas.Logical formLearned from9 sentences. Some delegates may express hope.Logical formLearned from9 sentences. Some developing countries may express concerns.Logical formLearned from9 sentences. A country may express condolences to families.Logical formLearned from9 sentences. Persons may express condolences to families.Logical formLearned from9 sentences.