Perhaps you should try some spelling variations:
optimisation algorithm » optimization algorithms, estimation algorithm, estimation algorithms
network optimisation » network optimization
mobile learnings » mobile learning
modified network » certified network, defined network, modified near
learnings from » learning from, weaning from
from algorithm » mom algorithm, adam algorithm

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• Performing a fuzzy search may retrieve terms with similar spellings: (( mobile learnings from algorithm ) or ( modified network optimisation algorithm ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( mobile learnings from algorithm ) OR ( modified network optimisation algorithm )).
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