AnalyzerSentence analysis3SpansSentence密かに計画を進めた。1000 character limitAnalyzeSentence密ひそかに計けい画かくを進すすめた。Span Details密ひそかsecret; private; surreptitiousna-adjectiveにadverbial form after a na-adjectivegrammar計けい画かくを進すすめた。carry a plan forward; advance a plan; move a plan ahead-> 計画を進めるexpression, verb
