Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua hay cham snippets" » "cua hanh cham snippets", "cua va cham snippets", "cua hay nhat snippets", "cua cay cham snippets", "cua hai cham snippets", "cua ham cham 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: (((("cua hay cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua hay cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua hay cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua hay cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.