Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao trinh da snippets" » "tao trinh code snippets", "tao tinh da snippets", "tho trinh da snippets", "giao trinh da snippets", "tao trinh dan snippets", "tao trinh dao snippets", "tao trinh do 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: (((("tao trinh da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao trinh da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tao trinh da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao trinh da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.