Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap luat cua snippets" » "dap luat cua snippets", "cap luat cua snippets", "phap luat cua snippets", "tap luat sua snippets", "tap xuat cua snippets", "tap lua 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: (((("tap luat 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: (((("tap luat cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap luat cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap luat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.