Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tam van toc snippets" » "tam van code snippets", "nam van toc snippets", "dam van toc snippets", "tom van toc snippets", "tam van hoc snippets", "tam dan toc snippets", "tam van toi snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("tam van toc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tam van toc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tam van toc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tam van toc snippets"))) or ("locating bug core snippets"))*.