A female may force a grin.Logical formLearned from13 sentences. A grin can be enthusiastic.Logical formLearned from13 sentences. A grin may curl lips.Logical formLearned from13 sentences. A grin can be wider.Logical formLearned from13 sentences. A grin can be sympathetic.Logical formLearned from13 sentences. Grin may be plastered on a face.Logical formLearned from13 sentences. A grin may pertain-to a friend.Logical formLearned from13 sentences. A grin can be fiendish.Logical formLearned from13 sentences. A grin can be unpleasant.Logical formLearned from13 sentences. A (broad grin) may pertain-to a US-president.Logical formLearned from13 sentences. A person may walk with a grin.Logical formLearned from13 sentences. Grins can be wry.Logical formLearned from13 sentences. A person may help a grin.Logical formLearned from13 sentences. (Trademark grins) may pertain-to a male.Logical formLearned from13 sentences. A male may suppress a grin.Logical formLearned from13 sentences.