Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua thep noi snippets" » "cua tiep noi snippets", "cua thiet noi snippets", "cot thep noi snippets", "cua ghep noi snippets", "cua thep moi 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 thep noi 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 thep noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua thep noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua thep noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.