Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dan hoc ngoc snippets" » "dan hoc nuoc snippets", "dan ho ngoc snippets", "dan loc ngoc snippets", "van hoc ngoc snippets", "dan toc ngoc snippets", "dai hoc ngoc 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 ngoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dan hoc ngoc snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( dan hoc ngoc snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan hoc ngoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.