Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van ngoc do snippets" » "van ngoc code snippets", "tran ngoc do snippets", "van hoc do snippets", "van nghe do snippets", "van ngoc de snippets", "van goc do snippets", "van ngoc du 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 ("van ngoc do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van ngoc do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van ngoc do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van ngoc do snippets"))) or ("locating bug core snippets"))*.