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