Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dang tao trinh slippers" » "dang tao tinh slippers", "dang tho trinh slippers", "dang giao trinh slippers", "sang tao trinh slippers", "nang tao trinh slippers", "vang tao trinh slippers", "dang tao trinh slippery", "dang tao trinh grippers"
"dung java java snippets" » "dung va java 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: (((("dang tao trinh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang tao trinh slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dang tao trinh slippers ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang tao trinh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.