Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khao cac toc snippets" » "khao cac code snippets", "khai cac toc snippets", "cho cac toc snippets", "khao sat toc snippets", "khao cac toi snippets", "khao cac nuoc snippets", "khao cac thoi 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: (((("khao cac toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khao cac toc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khao cac toc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao cac toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.