Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong chi cuu snippets" » "cong khi cuu snippets", "cong cho cuu snippets", "con chi cuu snippets", "cong chi cuc snippets", "cong chi cua snippets", "cong cham 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: (((("cong chi 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: (((("cong chi cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong chi cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong chi cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.