Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh vai cac snippets" » "dinh van cac snippets", "dinh vi cac snippets", "dinh va cac snippets", "dinh tai cac snippets", "dinh voi cac 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: (((("dinh vai cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh vai cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh vai cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh vai cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.