Perhaps you should try some spelling variations:
"apoptotic later decrease" » "apoptosis later decrease" (Expand Search), "apoptotic layer decrease" (Expand Search), "apoptotic later increase" (Expand Search)
"apoptotic rate decrease" » "apoptosis rate decrease" (Expand Search), "apoptotic rate increase" (Expand Search)
"apoptotic water increases" » "apoptosis water increases" (Expand Search), "apoptotic water increase" (Expand Search), "apoptotic water increased" (Expand Search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("apoptotic later decrease") OR ("apoptotic rate decrease"))) OR ("apoptotic water increases"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"apoptotic later decrease\") OR (\"apoptotic rate decrease\"))) OR (\"apoptotic water increases\"))".
• Removing quotes may allow a broader search: (((( apoptotic later decrease ) OR ( apoptotic rate decrease ))) OR ( apoptotic water increases )).
• Adding a wildcard symbol may retrieve word variants: (((("apoptotic later decrease") OR ("apoptotic rate decrease"))) OR ("apoptotic water increases"))*.