Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap mat cua snippets" » "tap vat cua snippets", "tap mau cua snippets", "tach mat cua snippets", "tap ma cua snippets", "tap manh cua snippets", "tap 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: (((("tap mat 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 mat cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap mat cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap mat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.