Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"voi cua cau snippets" » "voi cua code snippets", "hoi cua cau snippets", "doi cua cau snippets", "moi cua cau snippets", "voi chua cau snippets", "voi cua cac snippets", "voi cua chu 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: (((("voi cua cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("voi cua cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( voi cua cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("voi cua cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.