Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hieu hoa cuu snippets" » "tieu hoa cuu snippets", "dieu hoa cuu snippets", "hiep hoa cuu snippets", "hieu hoa huu snippets", "hieu hoa cua snippets", "hieu ho cuu 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: (((("hieu hoa cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hieu hoa cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hieu hoa cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hieu hoa cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.