Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chao tung do snippets" » "chao mung do snippets", "thao tung do snippets", "chan dung do snippets", "chao trung do snippets", "chao tung ho snippets", "chao dung do snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 tung do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chao tung do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chao tung do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chao tung do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.