Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan tu doi snippets" » "phan tu doi snippets", "han tu doi snippets", "chon tu doi snippets", "chan tu do snippets", "chan te doi snippets", "chan tu di 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: (((("chan tu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chan tu doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan tu doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan tu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.