Perhaps you should try some spelling variations:
"an introduction and computer programame" » "an introduction and computer programme" (Expand search), "an introduction and computer programmes" (Expand search), "an introduction and computer programmers" (Expand search), "an introduction to computer programame" (Expand search), "an introduction of computer programame" (Expand search), "an introduction _ computer programame" (Expand search), "an introduction and computer programaame" (Expand search)
"advanced python python computer program" » "advanced method python computer program" (Expand search), "advanced path python computer program" (Expand search), "advanced symphony python computer program" (Expand search), "advanced pythons python computer program" (Expand search), "advanced piton python computer program" (Expand search), "advanced pitons python computer program" (Expand search), "advanced 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: "((\"an introduction and computer programame\") OR (\"advanced python python computer program\"))~".
• Removing quotes may allow a broader search: (( an introduction and computer programame ) OR ( advanced python python computer program ))~.
• Adding a wildcard symbol may retrieve word variants: (("an introduction and computer programame") OR ("advanced python python computer program"))*.