Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thi tran duy snippets" » "thi trang duy snippets", "thi thanh duy snippets", "thi lan duy snippets", "thi tran duc snippets", "thi tran quy snippets", "thi tran thuy snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("thi tran duy snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi tran duy snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi tran duy snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi tran duy snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.