Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan do cua snippets" » "tan do code snippets", "tang do cua snippets", "toan do cua snippets", "tuan do cua snippets", "tan doi cua snippets", "tan co cua snippets", "tan de cua snippets"
"python using java snippets" » "python using data 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: (((("tan do 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: (((("tan do cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tan do cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan do cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.