Perhaps you should try some spelling variations:
"multistage designs fusion" » "multistage decision fusion", "multistage testing fusion", "multistage tests fusion", "multistage design fusion", "multistage designs fashion", "multistage designs question"
"multiscale design function" » "multistage design function", "multiscale decision function", "multiple design function", "multiscale design functional", "multiscale design section", "multiscale design foundations"

Try widening your search to All Fields.

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: (("multiscale design function") OR ("multistage designs fusion")).
• Removing quotes may allow a broader search: (( multiscale design function ) or ( multistage designs fusion )).
• Adding a wildcard symbol may retrieve word variants: (("multiscale design function") or ("multistage designs fusion"))*.