Perhaps you should try some spelling variations:
"learning-based novel floatation techniques" » "learning-based novel imputation techniques", "learning-based novel inhalation technique", "learning-based novel mitigation techniques", "learning-based novel inhalation techniques", "learning-based novel implantation techniques", "learning-based novel imputation techniquess", "learning-based anodes floatation techniques"
"learning-based co floatation technique" » "learning-based co inhalation technique", "learning-based co implantation technique", "learning-based co imputation techniques", "learning-based _ floatation technique", "learning-based code floatation technique", "learning-based no2 floatation technique", "learning-based two floatation technique"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("learning-based co floatation technique") OR ("learning-based novel floatation techniques"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"learning-based co floatation technique\") OR (\"learning-based novel floatation techniques\"))*".
• Removing quotes may allow a broader search: (( learning-based co floatation technique ) OR ( learning-based novel floatation techniques ))*.