Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao cho hoi snippets" » "tao cao hoi snippets", "cao cho hoi snippets", "dao cho hoi snippets", "tao cho hoc snippets", "tao cho moi snippets", "tao cho doi 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: (((("tao cho hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao cho hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao cho hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao cho hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.