Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vung ly doi snippets" » "vuong ly doi snippets", "vung ky doi snippets", "vung tay doi snippets", "vung ly dai snippets", "vung ly do 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: (((("vung ly doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vung ly doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vung ly doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vung ly doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.