Perhaps you should try some spelling variations:
mitigation techniques » imputation techniques
indication techniques » imputation techniques, inhalation technique, reduction techniques
sers mitigation » error mitigation
based novel » based anodes
based sers » based sensor

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 sers mitigation techniques ) OR ( learning-based novel indication techniques ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( learning-based sers mitigation techniques ) OR ( learning-based novel indication techniques ))".
• Adding a wildcard symbol may retrieve word variants: (( learning-based sers mitigation techniques ) OR ( learning-based novel indication techniques ))*.