Perhaps you should try some spelling variations:
"herein explains" » "herein explain" (Expand Search), "herein explained" (Expand Search)
"herein exploit" » "herein explicit" (Expand Search)
"therein exploit" » "therein explicit" (Expand Search), "wherein exploit" (Expand Search)
"herein explicited" » "herein explicit" (Expand Search), "herein explicitly" (Expand Search), "herein exploited" (Expand Search)

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: (("herein explains") OR ((((("herein exploit") OR ("therein exploit"))) OR ("herein explicited"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"herein explains\") OR (((((\"herein exploit\") OR (\"therein exploit\"))) OR (\"herein explicited\"))))".
• Removing quotes may allow a broader search: (( herein explains ) OR ((((( herein exploit ) OR ( therein exploit ))) OR ( herein explicited )))).
• Adding a wildcard symbol may retrieve word variants: (("herein explains") OR ((((("herein exploit") OR ("therein exploit"))) OR ("herein explicited"))))*.