Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian doc vo snippets" » "gian dac vo snippets", "gian don vo snippets", "giam doc vo snippets", "gian duoc vo snippets", "gian hoc vo snippets", "gian doc va snippets"
"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: (((("gian doc vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian doc vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian doc vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian doc vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.