Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan toan cau snippets" » "dan toan code snippets", "van toan cau snippets", "dan than cau snippets", "manh toan cau snippets", "dan toan cao snippets", "dan toan ban snippets", "dan toan tap 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: (((("python using java snippets") OR ("dan toan cau snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"dan toan cau snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( dan toan cau snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("dan toan cau snippets"))) OR ("locating bug core snippets"))*.