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