An expression can be fixed.Logical formLearned from87 sentences. An expression can be satisfied.Logical formLearned from87 sentences. Life may undergo expressions.Logical formLearned from87 sentences. Expressions can be grim.Logical formLearned from87 sentences. Expressions may pertain-to other persons.Logical formLearned from87 sentences. A nature may undergo an expression.Logical formLearned from87 sentences. Disapproval may undergo an expression.Logical formLearned from87 sentences. Surprise may undergo expressions.Logical formLearned from87 sentences. A fact may undergo an expression.Logical formLearned from87 sentences. Discontent may undergo expressions.Logical formLearned from87 sentences. Dismay may undergo an expression.Logical formLearned from87 sentences. Anger may undergo an expression.Logical formLearned from86 sentences. Enzymes may undergo an expression.Logical formLearned from86 sentences. A male may undergo an expression.Logical formLearned from86 sentences. An expression can be proud.Logical formLearned from86 sentences.