Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giua cau de snippets" » "giua cau den snippets", "giua cau do snippets", "giua cuu de snippets", "gia cau de snippets", "giup cau de 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: (((("giua cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("giua cau de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giua cau de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giua cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.