Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tu trac vong snippets" » "tu tran hong snippets", "tu tac vang snippets", "tu tran cong snippets", "tu truc vong snippets", "ty trach vong snippets", "tap trac vong 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: (((("tu trac vong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu trac vong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu trac vong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu trac vong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.