Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap toi tue snippets" » "phap tai tue snippets", "phap thi tue snippets", "phap boi tue snippets", "phap tri tue snippets", "phap toi te snippets", "phap toi tu 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: (((("phap toi tue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap toi tue snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap toi tue snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap toi tue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.