Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho cac su slippers" » "cho cach su slippers", "cho cac sau slippers", "cho cac du slippers", "cho cac su slippery", "cho cac su grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cho cac su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho cac su slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho cac su slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho cac su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.