Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim han du snippets" » "kim nhan du snippets", "kim hai du snippets", "kim hao du snippets", "kim han dau snippets", "kim van du snippets", "kim han tu 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: (((("kim han du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim han du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim han du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim han du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.