Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai li hoat snippets" » "dai li hoa snippets", "dai ly hoat snippets", "dai linh hoat snippets", "dai bi hoat snippets", "dan li hoat 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 li hoat 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 li hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai li hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai li hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.