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