Expressions can be difficult.Logical formLearned from11 sentences. An expression can be qualified.Logical formLearned from11 sentences. An approach may undergo an expression.Logical formLearned from11 sentences. Groups may undergo an expression.Logical formLearned from11 sentences. (Gene products) may undergo an expression.Logical formLearned from11 sentences. An array can be constituted-of-or-filled-with facial expressions.Logical formLearned from11 sentences. A (fusion gene) may undergo an expression.Logical formLearned from11 sentences. Controls can be on freedom of expression.Logical formLearned from11 sentences. Humility may undergo expressions.Logical formLearned from11 sentences. A presentation of material may imply an expression of an opinion.Logical formLearned from11 sentences. A study can be constituted-of-or-filled-with expression.Logical formLearned from11 sentences. Guidelines can be on expression.Logical formLearned from11 sentences. Political opinions may undergo expressions.Logical formLearned from11 sentences. A reason may undergo an expression.Logical formLearned from11 sentences. A (gene expression) can be enhanced.Logical formLearned from11 sentences.