Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"kho nghe cnc snippets" » "kho nghe code snippets", "khoe nghe cnc snippets", "so nghe cnc snippets", "o nghe cnc snippets", "kho nghe cong snippets", "kho nghe che snippets", "kho nghe co 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: (((("kho nghe cnc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho nghe cnc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( kho nghe cnc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho nghe cnc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.