Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"data using data snippets" » "data using java snippets", "data using sat snippets", "data missing data snippets", "data using data slippers"
"nang du code snippets" » "nang tu code snippets", "nang luc code snippets", "nang doc code snippets", "nang bug code snippets", "nang du 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: (((("data using data snippets") or ("nang du code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data using data snippets") OR ("nang du code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( data using data snippets ) or ( nang du code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data using data snippets") or ("nang du code snippets"))) or ("locating bugs code snippets"))*.