Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"com voi hang snippets" » "com doi khang snippets", "com thi hang snippets", "com van hang snippets", "som voi hang snippets", "choi voi hang snippets", "cham voi hang snippets", "com voi hang slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("com voi hang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("com voi hang snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( com voi hang snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("com voi hang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.