Perhaps you should try some spelling variations:
"modified caging optimisation algorithmssssss" » "modified caging optimization algorithms", "modified caging optimization algorithmsssssss", "modified caging estimation algorithmssssss", "modified caging estimation algorithmsssssss", "modified staffing optimization algorithmssssss"
"modified objective optimisation algorithm" » "modified objective optimization algorithm", "modified multiobjective optimization algorithm", "modified objective optimization algorithms", "modified objective estimation algorithm", "modified objective estimation algorithms"

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