A male may start to giggle.Logical formLearned from30 sentences. A male may hear giggle.Logical formLearned from29 sentences. Giggles can be silly.Logical formLearned from29 sentences. A person may hear giggles.Logical formLearned from28 sentences. A male may stifle a giggle.Logical formLearned from28 sentences. A male may hear a giggle.Logical formLearned from28 sentences. A female may stifle a giggle.Logical formLearned from27 sentences. Giggles can be muffled.Logical formLearned from27 sentences. A giggle may escape a female.Logical formLearned from27 sentences. Giggles can be high-pitched.Logical formLearned from27 sentences. Giggles can be stifled.Logical formLearned from26 sentences. A giggle can be embarrassed.Logical formLearned from26 sentences. A female may suppress a giggle.Logical formLearned from25 sentences. Giggles can be helpless.Logical formLearned from25 sentences. A giggle can be loud.Logical formLearned from25 sentences.