also: けんさくさけ
noun
search engine avoidance; making something hard to find via search
Internet slang for techniques used to prevent a webpage, post, or term from appearing in search results, often by altering spellings or using indirect references.
検索避けのために、名前をわざと間違った漢字で書くことがある。
To avoid search engines, people sometimes deliberately write names with the wrong kanji.
Search-avoidance expressions are often used in this thread.