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