Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chuc cua cua snippets" » "chuc cua code snippets", "thuc cua cua snippets", "phuc cua cua snippets", "chu cua cua snippets", "chuc cua chua snippets", "chuc ca cua snippets", "chuc qua 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: (((("chuc cua 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: (((("chuc cua cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chuc cua cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc cua cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.