Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai qua con snippets" » "hai quan con snippets", "hai cua con snippets", "hoi qua con snippets", "hai qua cong snippets", "hai qua co snippets", "hai cua cong 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 qua con 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 qua con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai qua con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai qua con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.