Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tin bat cu snippets" » "tinh bac cu snippets", "nhin bat cu snippets", "tin bat cua snippets", "tin bat hu snippets", "tin bat tu 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: (((("tin bat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tin bat cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin bat cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin bat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.