Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai qua cham snippets" » "dai qua hai snippets", "dai qua cac snippets", "dai va cham snippets", "dai cua cham snippets", "dai sua cham snippets", "dai dua cham 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: (((("dai qua cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai qua cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai qua cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai qua cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.