(Price increases) can be stiff.Logical formLearned from12 sentences. (Import tariffs) can be stiff.Logical formLearned from12 sentences. Hurdles can be stiff.Logical formLearned from12 sentences. A male may be frozen stiff.Logical formLearned from12 sentences. A mask can be stiff.Logical formLearned from12 sentences. (Security measures) can be stiff.Logical formLearned from12 sentences. A figure can be stiff.Logical formLearned from12 sentences. Lungs can be stiff.Logical formLearned from12 sentences. A motion can be stiff.Logical formLearned from12 sentences. A satin can be stiff.Logical formLearned from12 sentences. A cost can be stiff.Logical formLearned from12 sentences. A term can be stiff.Logical formLearned from12 sentences. A note can be stiff.Logical formLearned from12 sentences. A (vice president) can be stiff.Logical formLearned from12 sentences. A rivalry can be stiff.Logical formLearned from11 sentences.