Perhaps you should try some spelling variations:
"modified notion optimisation algorithmssss" » "modified notion optimisation algorithm", "modified network optimization algorithmssss"
"modified caging optimization algorithms" » "modified caging optimisation algorithm", "modified caging estimation algorithms", "modified caging estimation algorithm", "modified staffing optimization algorithms"

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: (("modified caging optimization algorithms") or ("modified notion optimisation algorithmssss"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("modified caging optimization algorithms") OR ("modified notion optimisation algorithmssss")).
• Removing quotes may allow a broader search: (( modified caging optimization algorithms ) or ( modified notion optimisation algorithmssss )).
• Adding a wildcard symbol may retrieve word variants: (("modified caging optimization algorithms") or ("modified notion optimisation algorithmssss"))*.