Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan hoi hoc snippets" » "dan hoi hoc snippets", "tao hoi hoc snippets", "tay hoi hoc snippets", "tan hoa hoc snippets", "tan khoa hoc snippets", "tan hoi chuc 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 hoi hoc 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 hoi hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan hoi hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan hoi hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.