Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dau tong cuc snippets" » "dau trong cuc snippets", "dau tuong cuc snippets", "dao tong cuc snippets", "dau trong cuoc snippets", "dau thong cua snippets", "dau cong chuc 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: (((("dau tong cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau tong cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau tong cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau tong cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.