Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"de tao hoat snippets" » "de cao hoat snippets", "de tao hoa snippets", "de toan hoat snippets", "de dao hoat snippets", "de tai hoat snippets", "de tro hoat 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: (((("de tao hoat snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("de tao hoat snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( de tao hoat snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("de tao hoat snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.