Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua ta rong snippets" » "cua la rong snippets", "cua ta long snippets", "cua ta song snippets", "cua tam rong snippets", "cua tap rong snippets", "cua tai rong 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: (((("cua ta rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua ta rong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua ta rong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua ta rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.