Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chao tu mo snippets" » "chao tu code snippets", "chao xu mo snippets", "cho tu mo snippets", "cao tu mo snippets", "chao tu so snippets", "chao tu do snippets", "chao tu ma 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: (((("chao tu mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chao tu mo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chao tu mo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chao tu mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.