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