Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao hat doi snippets" » "dao phat doi snippets", "dao hai doi snippets", "cao chat doi snippets", "dao hoat doi snippets", "dao thay doi snippets", "dao hang doi 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 hat doi 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 hat doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao hat doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao hat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.