Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan vinh so snippets" » "tan vinh code snippets", "tran vinh so snippets", "van vinh so snippets", "tan binh so snippets", "tan vinh son snippets", "tan dinh so snippets", "tan hinh so 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: (((("tan vinh so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"tan vinh so snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( tan vinh so snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan vinh so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.