Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai cao dong snippets" » "hai cao dang snippets", "hai lao dong snippets", "hai cao cong snippets", "thai cao dong snippets", "tai cao dong snippets", "chat cao dong 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: (((("hai cao dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai cao dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai cao dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai cao dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.