Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dan luan ha snippets" » "doanh luan ha snippets", "dung luan ha snippets", "tang luan ha snippets", "dan luan nha snippets", "dan luan han snippets", "dan quan ha snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dan luan ha snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))~".
• Removing quotes may allow a broader search: (((( dan luan ha snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan luan ha snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.