Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim dao chu snippets" » "kim hao chu snippets", "kim sao chu snippets", "kim giao chu snippets", "kim dao phu snippets", "kim cao chu snippets", "kim dao cau 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 dao chu 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 dao chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim dao chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim dao chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.