Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug core snippets"
"python using java snippets" » "python using data snippets"
"dan hoc cau snippets" » "van hoc cau snippets", "dan toc cau snippets", "dai hoc cau snippets", "dan hoc cao snippets", "dan hoc cac snippets", "dan hoc can snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dan hoc cau snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dan hoc cau snippets\") OR (\"python using java snippets\"))) OR (\"lochating bug code snippets\"))".
• Removing quotes may allow a broader search: (((( dan hoc cau snippets ) OR ( python using java snippets ))) OR ( lochating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan hoc cau snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))*.