A facial expression may give a person an impression.Logical formLearned from8 sentences. A formula may undergo an expression.Logical formLearned from8 sentences. An expression can be graphical.Logical formLearned from8 sentences. A closeness may undergo an expression.Logical formLearned from8 sentences. Good news can be for freedom of expression.Logical formLearned from8 sentences. An expression can be anxious.Logical formLearned from8 sentences. A phenomenon may undergo expressions.Logical formLearned from8 sentences. Mysticism may undergo an expression.Logical formLearned from8 sentences. Truths may undergo expressions.Logical formLearned from8 sentences. An expression may be modified.Logical formLearned from8 sentences. Rules may undergo an expression.Logical formLearned from8 sentences. Lines may match a regular expression.Logical formLearned from8 sentences. Fears may undergo expressions.Logical formLearned from8 sentences. A literal meaning may pertain-to an expression.Logical formLearned from8 sentences. An expression can be hybrid.Logical formLearned from8 sentences.