Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan nuoc cua snippets" » "tan duoc cua snippets", "tin nuoc cua snippets", "luan nuoc cua snippets", "tan nuoc luan snippets", "tan nuoc va snippets", "tan hoc 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: (((("tan nuoc 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: (((("tan nuoc cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan nuoc cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan nuoc cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.