Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cuc quan cua snippets" » "cuc quan code snippets", "chuc quan cua snippets", "luc quan cua snippets", "cua quan cua snippets", "cuc quan luan snippets", "cuc ban cua snippets", "cuc gian cua snippets"
"python using java snippets" » "python using data 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: (((("cuc quan cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuc quan cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cuc quan cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc quan cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.