Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan ban doi snippets" » "nhuan ban doi snippets", "nhat ban doi snippets", "nhan dan doi snippets", "nhan ban moi snippets", "nhan ban do snippets", "nhan ban dai 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: (((("nhan ban 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: (((("nhan ban doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan ban doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan ban doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.