Real property taxes; issuance of treasurer's tax deed; notice to owner or encumbrancer by publication

If any person or encumbrancer who is entitled to notice under subsection (1) of section 77-1832 cannot, upon diligent inquiry, be found, the purchaser or his or her assignee shall publish the notice in a newspaper of general circulation in the county which has been designated by the county board in the year publication is required under this section.