Perhaps you should try some spelling variations:
"dong thieu code snippets" » "dong trieu code snippets", "dong hieu code snippets", "dong tieu code snippets", "dong thieu core snippets"
"hang java java slippers" » "hang va java slippers", "hang java java slippery", "hang java java grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dong thieu code snippets") or ("hang java java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong thieu code snippets") OR ("hang java java slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong thieu code snippets ) or ( hang java java slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong thieu code snippets") or ("hang java java slippers"))) or ("locating bug code snippets"))*.