Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dua hon cham snippets" » "dua hoi cham snippets", "dua hong tham snippets", "dua chin cham snippets", "cua hon cham snippets", "lua chon cham snippets", "dua khen 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: (((("dua hon 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: (((("dua hon cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dua hon cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dua hon cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.