Perhaps you should try some spelling variations:
"learning-based code truncation technique" » "learning-based code floatation technique", "learning-based code reduction technique", "learning-based anode truncation technique", "learning-based no2de truncation technique", "learning-based twode truncation technique", "learning-based _de truncation technique"
"learning-based co inhalation technique" » "learning-based co floatation technique", "learning-based co implantation technique", "learning-based co imputation techniques", "learning-based _ inhalation technique", "learning-based no2 inhalation technique", "learning-based two inhalation technique"

Try widening your search to All Fields.

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 code truncation technique") or ("learning-based co inhalation technique"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("learning-based code truncation technique") OR ("learning-based co inhalation technique")).
• Removing quotes may allow a broader search: (( learning-based code truncation technique ) or ( learning-based co inhalation technique )).
• Adding a wildcard symbol may retrieve word variants: (("learning-based code truncation technique") or ("learning-based co inhalation technique"))*.