Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan san ho snippets" » "tai san ho snippets", "tan van ho snippets", "han san ho snippets", "tan san cho snippets", "tan san co snippets", "tan sin ho 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 san ho 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 san ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan san ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan san ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.