Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mac gia cua snippets" » "tac gia cua snippets", "may gia cua snippets", "cac giai cua snippets", "mac gian cua snippets", "mac giau cua snippets", "mac gia cuc 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: (((("mac gia 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: (((("mac gia cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mac gia cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mac gia cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.