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