Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap gioi can snippets" » "tap giai can snippets", "tam gioi can snippets", "tao gioi can snippets", "tap gioi van snippets", "tap gioi cam snippets", "tap gioi cau 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: (((("tap gioi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tap gioi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap gioi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap gioi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.