Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"che benh cua snippets" » "chua benh cua snippets", "che bien cua snippets", "cac benh cua snippets", "che benh chua snippets", "che menh cua snippets", "che benh luan 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: (((("che benh 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: (((("che benh cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( che benh cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("che benh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.