Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao cham den snippets" » "cao chat den snippets", "dao phat den snippets", "tao chat den snippets", "dao cham nen snippets", "dao thai den snippets", "dao chat deo 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 cham 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: (((("dao cham den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao cham den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao cham den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.