An (expression syntax) can be regular.Logical formLearned from101 sentences. Appreciation may undergo expressions.Logical formLearned from101 sentences. Happiness may undergo an expression.Logical formLearned from100 sentences. An expression can be famous.Logical formLearned from100 sentences. Thanks may undergo an expression.Logical formLearned from100 sentences. An expression can be dynamic.Logical formLearned from99 sentences. A relationship may undergo an expression.Logical formLearned from99 sentences. A person may have an expression.Logical formLearned from99 sentences. Displeasure may undergo an expression.Logical formLearned from99 sentences. Free speech may undergo an expression.Logical formLearned from99 sentences. A life may undergo an expression.Logical formLearned from99 sentences. An expression can be figurative.Logical formLearned from98 sentences. Pleasure may undergo an expression.Logical formLearned from98 sentences. A self may undergo an expression.Logical formLearned from98 sentences. A wish may undergo an expression.Logical formLearned from98 sentences.