Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lai ta cau snippets" » "lai tam cau snippets", "lai tap cau snippets", "lai va cau snippets", "lai tao cau snippets", "lai tra cau 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: (((("lai ta cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lai ta cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lai ta cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lai ta cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.