Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"big van cau snippets" » "big bang cau snippets", "binh van cau snippets", "big van dau snippets", "big van hau snippets", "big van chat 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: (((("big van 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: (((("big van cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( big van cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("big van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.