Perhaps you should try some spelling variations:
"decrease high resistance" » "decrease highly resistant" (Expand Search)
"decrease host resistance" » "decrease plant resistance" (Expand Search), "decreases short resistance" (Expand Search)
"decrease wear resistance" » "decrease year resistance" (Expand Search), "decrease near resistance" (Expand Search), "decrease weak resistance" (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: (((("decrease high resistance") OR ("decrease wear resistance"))) OR ("decrease host resistance"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"decrease high resistance\") OR (\"decrease wear resistance\"))) OR (\"decrease host resistance\"))".
• Removing quotes may allow a broader search: (((( decrease high resistance ) OR ( decrease wear resistance ))) OR ( decrease host resistance )).
• Adding a wildcard symbol may retrieve word variants: (((("decrease high resistance") OR ("decrease wear resistance"))) OR ("decrease host resistance"))*.