Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao tinh so snippets" » "tao trinh so snippets", "dao tinh so snippets", "tho tinh so snippets", "tao tinh son snippets", "tao tinh soc snippets", "tao 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: (((("tao 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: (((("tao tinh so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao tinh so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao tinh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.