Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chi cua da snippets" » "chi cua code snippets", "chi cuc da snippets", "khi cua da snippets", "cuoi cua da snippets", "chi cua dan snippets", "chi cua dai snippets", "chi cua dam 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: (((("chi cua da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi cua da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chi cua da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi cua da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.