Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van luc noi snippets" » "van luc code snippets", "van loc noi snippets", "van duc noi snippets", "van lu noi snippets", "van luc moi snippets", "van luc doi snippets", "van truc noi 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 luc noi 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 luc noi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van luc noi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van luc noi snippets"))) or ("locating bug core snippets"))*.