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