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