Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoang thu mo snippets" » "hoang thi mo snippets", "hoang tu mo snippets", "hoang thai mo snippets", "hoang thu moi snippets", "hoang thu co snippets", "hoang thu do 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: (((("hoang thu mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoang thu mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang thu mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang thu mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.