Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao den voi snippets" » "tao nen voi snippets", "dao den voi snippets", "tac den voi snippets", "tao dien voi snippets", "tao den coi snippets", "tao den vai 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 den voi 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 den voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao den voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao den voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.