A book may include a (field guide) to facial expressions.Logical formLearned from1 sentences. A (field guide) can be to facial expressions.Logical formLearned from1 sentences. A mechanism may control facial expression.Logical formLearned from1 sentences. A voice can be in facial hair.Logical formLearned from1 sentences. A problem can be with facial hair.Logical formLearned from1 sentences. Depictions may show facial expressions.Logical formLearned from1 sentences. Portraits may track a history of depictions of facial expressions.Logical formLearned from1 sentences. A business can be facial.Logical formLearned from1 sentences. A carving can be facial.Logical formLearned from1 sentences. A man may have facial features.Logical formLearned from1 sentences. Facial features may be found on a body.Logical formLearned from1 sentences. A female may manage a facial expression.Logical formLearned from1 sentences. Facial expressions can be bland.Logical formLearned from1 sentences. A facial expression can be for example.Logical formLearned from1 sentences. A rejection may rule_out nominees with facial hair.Logical formLearned from1 sentences.