Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"so vung hoc snippets" » "so vung code snippets", "so dung hoc snippets", "so vung moc snippets", "so trung hoc snippets", "son vung hoc snippets", "o vung hoc 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: (((("so vung hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("so vung hoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( so vung hoc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("so vung hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.