Perhaps you should try some spelling variations:
"computing computacao and computer programming" » "computador computacao and computer programming" (Expand search), "computing computer and computer programming" (Expand search), "computacional computacao and computer programming" (Expand search), "computing computacao and computer program" (Expand search), "computing computacao and computer programs" (Expand search), "computing computacao ead computer programming" (Expand search), "computing computacao axs computer programming" (Expand search), "computing computacao usando computer programming" (Expand search), "computing computacao _ computer programming" (Expand search)
"using computational and housing projects" » "and computational and housing projects" (Expand search), "using computational fluid housing projects" (Expand search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("using computational and housing projects") OR ("computing computacao and computer programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational and housing projects\") OR (\"computing computacao and computer programming\"))".
• Removing quotes may allow a broader search: (( using computational and housing projects ) OR ( computing computacao and computer programming )).
• Adding a wildcard symbol may retrieve word variants: (("using computational and housing projects") OR ("computing computacao and computer programming"))*.