Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung thi trinh snippets" » "dung tho trinh snippets", "dung thi thanh snippets", "dung thi minh snippets", "dung tai trinh snippets", "dung tri trinh snippets", "dung chi trinh snippets"
"hang java java slippers" » "hang va java slippers", "hang java java slippery", "hang java java grippers"

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: (((("dung thi trinh snippets") or ("hang java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung thi trinh snippets") OR ("hang java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung thi trinh snippets ) or ( hang java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung thi trinh snippets") or ("hang java java slippers"))) or ("locating bugs code snippets"))*.