Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"noi gian cua snippets" » "toi gian cua snippets", "thoi gian cua snippets", "ngoi giai cua snippets", "noi gian xu snippets", "noi ban cua 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: (((("noi gian cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi gian cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi gian cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi gian cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.