Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc dua voi snippets" » "chuc cua voi snippets", "chuc quan voi snippets", "cuc du voi snippets", "chuc da voi snippets", "chuc dua moi snippets", "chuc sua voi 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: (((("chuc dua voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc dua voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc dua voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc dua voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.