Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao dong do snippets" » "tao dong code snippets", "lao dong do snippets", "dao dong do snippets", "cao dong do snippets", "tao dong dao snippets", "tao dong co snippets", "tao dang 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 dong do 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 dong do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tao dong do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao dong do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.