Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap can doi snippets" » "tap van doi snippets", "tap cac doi snippets", "tac can doi snippets", "tap can dai snippets", "tap cau doi 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 can 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: (((("tap can doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap can doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap can doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.