Perhaps you should try some spelling variations:
"advanced replication in computer program" » "advanced application in computer program" (Expand search), "advanced applications in computer program" (Expand search), "advanced glication in computer program" (Expand search), "advanced replication data computer program" (Expand search), "advanced replication _ computer program" (Expand search)
"using computational fluid computing program" » "and computational fluid computing program" (Expand search), "using computational fluid consulting program" (Expand search), "using computational fluid computador program" (Expand search), "using computational fluid computer programs" (Expand search), "using computational liquid computing program" (Expand search), "using computational clould computing program" (Expand search), "using computational cloud computing program" (Expand search)

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational fluid computing program\") OR (\"advanced replication in computer program\"))~".
• Removing quotes may allow a broader search: (( using computational fluid computing program ) OR ( advanced replication in computer program ))~.
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