Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap hoang cd snippets" » "cam hoang cd snippets", "cau hoang cd snippets", "van hoang cd snippets", "cap hoang cao snippets", "cap hoang chi snippets", "cap hoang _ 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: (((("cap hoang cd snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap hoang cd snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap hoang cd snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap hoang cd snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.