Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau hay cham snippets" » "cau hanh cham snippets", "cau va cham snippets", "cau hay nhat snippets", "cau xay cham snippets", "cau hat cham snippets", "cau ha 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: (((("cau 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: (((("cau hay cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau hay cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau hay cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.