Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao gap phe snippets" » "tao gap phe snippets", "dao giao phe snippets", "dat ngap phe snippets", "dao lap phe snippets", "dao gap phai snippets", "dao gap phoi 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: (((("dao gap phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao gap phe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao gap phe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao gap phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.