Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan chu ve snippets" » "can chu ve snippets", "tan phu ve snippets", "van chu ve snippets", "tan cuu ve snippets", "tan chu de snippets", "tan chu vi 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: (((("tan chu ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tan chu ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan chu ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan chu ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.