Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ton duc cua snippets" » "ton duc code snippets", "tran duc cua snippets", "tong cuc cua snippets", "tinh duc cua snippets", "ton doc cua snippets", "ton luc cua snippets", "ton tuc cua 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: (((("ton duc cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ton duc cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( ton duc cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ton duc cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.