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