Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"com duoi cay snippets" » "co duoc cay snippets", "dam duoi cay snippets", "nam duoi cay snippets", "com nuoi cay snippets", "com doi cay snippets", "com duoi ca 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: (((("com duoi cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("com duoi cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( com duoi cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("com duoi cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.