Perhaps you should try some spelling variations:
"coder formulations _ precoder program" » "code formulations _ precoder program" (Expand search), "powder formulations _ precoder program" (Expand search), "copper formulations _ precoder program" (Expand search), "coder formulations _ proder program" (Expand search), "coder formulations _ recovery program" (Expand search), "coder formulations _ precoce programa" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ python programming" (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: "((\"coder formulations _ precoder program\") OR (\"on python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder formulations _ precoder program ) OR ( on python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder formulations _ precoder program") OR ("on python python python programming"))*.