Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xach tao hoi snippets" » "xach tay hoi snippets", "bach mao hoi snippets", "cach ta hoi snippets", "xach tao khoi snippets", "xach tao boi 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: (((("xach tao hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xach tao hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xach tao hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xach tao hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.