Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tham ma cua snippets" » "pham ma cua snippets", "tham my cua snippets", "ham ma cua snippets", "tham ca cua snippets", "tham manh cua snippets", "tham mang 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: (((("tham ma 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: (((("tham ma cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tham ma cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tham ma cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.