Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan tran da snippets" » "tan tran dam snippets", "tan tran day snippets", "tan tran dang snippets", "toan tran da snippets", "than tran da snippets", "tuan tran da 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 tran da 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 tran da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan tran da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan tran da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.