Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan dung chi snippets" » "tran dung chi snippets", "tin dung chi snippets", "van dung chi snippets", "tan dung cho snippets", "tan dung thi snippets", "tan dung chien 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 dung chi 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 dung chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan dung chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan dung chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.