Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bieu cua can snippets" » "bieu cua code snippets", "dieu cua can snippets", "hieu cua can snippets", "giau cua can snippets", "bieu cua cac snippets", "bieu cua ban snippets", "bieu cua dan 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: (((("bieu cua can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bieu cua can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( bieu cua can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bieu cua can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.