Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"loc tinh so snippets" » "hoi tinh so snippets", "hoa tinh so snippets", "o tinh so snippets", "loc tinh son snippets", "loc tinh soc snippets", "loc dinh so 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: (((("loc tinh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("loc tinh so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( loc tinh so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("loc tinh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.