Perhaps you should try some spelling variations:
"each surface measurement" » "each force measurement", "each distance measurement", "beach surface measurement", "earth surface measurement", "patch surface measurement"
"bpath surface measures" » "bpath surface features", "bpath surface meshes", "bpath surface pressure", "path surface measures", "patch surface measures", "beach surface measures"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("each surface measurement") OR ("bpath surface measures")).
• Removing quotes may allow a broader search: (( each surface measurement ) or ( bpath surface measures )).
• Adding a wildcard symbol may retrieve word variants: (("each surface measurement") or ("bpath surface measures"))*.