Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phoi tac den snippets" » "phoi tai den snippets", "phoi mac den snippets", "phoi thai den snippets", "phoi tac de snippets", "phoi tat den 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: (((("phoi tac den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phoi tac den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phoi tac den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phoi tac den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.