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