Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trong bat cu snippets" » "trong ban cu snippets", "trong ba cu snippets", "trong bau cu snippets", "trong bat cua snippets", "trong bat hu snippets", "trong 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: (((("trong 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: (((("trong bat cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong bat cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong bat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.