Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xach tao doi snippets" » "xach tay doi snippets", "bach mao doi snippets", "cach ta doi snippets", "xach trao doi snippets", "xach tao dai 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 doi 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 doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xach tao doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xach tao doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.