CheckGrammarOptions.preserveFormatting property. Allows to specify either [AiModel.checkGrammar()](../../aimodel/checkGrammar/#document_checkgrammaroptions) will try to preserve layout and formatting of the original document, or not...CheckGrammarOptions.preserveFormatting property. Allows to specify either [AiModel.checkGrammar()](../../aimodel/checkGrammar/#document_checkgrammaroptions) will try to preserve layout and formatting of the original document, or not