Perhaps you should try some spelling variations:
"modified nacl solution algorithm" » "modified nacl evolution algorithm", "modified nacl convolution algorithms", "modified nacl evolutionary algorithm", "modified male solution algorithm", "modified near solution algorithm", "modified orca solution algorithm", "modified exact solution algorithm", "modified nodal solution algorithm"
"modified objective solution algorithm" » "modified objective evolution algorithm", "modified objective convolution algorithms", "modified objective evolutionary algorithm", "modified objective allocation algorithm"

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