Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"danh cau tim snippets" » "danh dau tim snippets", "danh ca tim snippets", "danh hau tim snippets", "danh cuu tim snippets", "danh cau tiep snippets"

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

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