Perhaps you should try some spelling variations:
"tin dung code snippets" » "tin dung cong snippets", "tin dung co snippets", "tin dung de snippets", "tinh dung code snippets"
"dong cho code snippets" » "dung cho code snippets", "dong co code snippets", "dong hoc code snippets", "dong cho cong snippets", "dong cfd code snippets", "dong cho con snippets"
"locating bug code slippers" » "locatinhg bug code slippers", "locating bung code slippers", "locating bugs code slippers"

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