Perhaps you should try some spelling variations:
"coder replication data modeling problem" » "coded replication data modeling problem" (Expand search), "code application data modeling problem" (Expand search), "codes application data modeling problem" (Expand search), "coder replication data modeling problems" (Expand search), "coder replication data modelling problem" (Expand search), "coder replication data modelling problems" (Expand search), "coder replication data model problem" (Expand search)
"and python python python programming" » "and pythons python python programming" (Expand search), "and piton python python programming" (Expand search), "and pitons python python programming" (Expand search), "in python python python programming" (Expand search), "on python python python programming" (Expand search), "api python python python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder replication data modeling problem") OR ("and python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder replication data modeling problem\") OR (\"and python python python programming\"))".
• Removing quotes may allow a broader search: (( coder replication data modeling problem ) OR ( and python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder replication data modeling problem") OR ("and python python python programming"))*.