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