Perhaps you should try some spelling variations:
"advanced introduction by computer programming" » "advance production by computer programming" (Expand search), "and introduction by computer programming" (Expand search), "advanced distribution by computer programming" (Expand search), "advanced introduction by computer programs" (Expand search), "advanced introduction to computer programming" (Expand search), "advanced introduction of computer programming" (Expand search), "advanced introduction in computer programming" (Expand search), "advanced introduction _ computer programming" (Expand search), "advanced introduction and computer programming" (Expand search), "advanced introduction by computer programaming" (Expand search)
"enhanced python python computer program" » "enhanced proton python computer program" (Expand search), "enhanced method python computer program" (Expand search), "enhanced path python computer program" (Expand search), "enhanced pythons python computer program" (Expand search), "enhanced piton python computer program" (Expand search), "enhanced pitons python computer program" (Expand search), "enhanced python python computer programa" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced introduction by computer programming\") OR (\"enhanced python python computer program\"))~".
• Removing quotes may allow a broader search: (( advanced introduction by computer programming ) OR ( enhanced python python computer program ))~.
• Adding a wildcard symbol may retrieve word variants: (("advanced introduction by computer programming") OR ("enhanced python python computer program"))*.